109,121 in words
109,121
one hundred nine thousand one hundred twenty-one
109,121 is written one hundred nine thousand one hundred twenty-one.
Ways to write it
- As an ordinal
- one hundred nine thousand one hundred twenty-first
- Expanded form
- 100,000 + 9,000 + 100 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 1 | 100,000 |
| ten thousands | 0 | 0 |
| thousands | 9 | 9,000 |
| hundreds | 1 | 100 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 109,121 (2 factors)
- First 10 multiples
- 109,121, 218,242, 327,363, 436,484, 545,605, 654,726, 763,847, 872,968, 982,089, 1,091,210
- Square
- 109,121 × 109,121 = 11,907,392,641
- Square root
- ≈ 330.33
- Sum of the digits
- 1 + 0 + 9 + 1 + 2 + 1 = 14
- Rounded to the nearest 10
- 109,120
- Rounded to the nearest 100
- 109,100
- Rounded to the nearest 1000
- 109,000
- Number before
- 109,120
- Number after
- 109,122
- In binary
11010101001000001
Quick check
What number comes just after 109,121?
Show the answer
109,122
Is 109,121 even or odd?
Show the answer
Odd
What is 109,121 + 10?
Show the answer
109,131
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
Find the missing number in a sequence.Frequently asked questions
How do you write 109,121 in words?
109,121 is written "one hundred nine thousand one hundred twenty-one".
Is 109,121 a prime number?
Yes. 109,121 is a prime number: its only factors are 1 and 109,121.
What are the factors of 109,121?
The factors of 109,121 are 1 and 109,121.