10,221 in words
10,221
ten thousand two hundred twenty-one
10,221 is written ten thousand two hundred twenty-one.
Ways to write it
- As an ordinal
- ten thousand two hundred twenty-first
- Expanded form
- 10,000 + 200 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 0 | 0 |
| hundreds | 2 | 200 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 3,407 and 10,221 (4 factors)
- First 10 multiples
- 10,221, 20,442, 30,663, 40,884, 51,105, 61,326, 71,547, 81,768, 91,989, 102,210
- Square
- 10,221 × 10,221 = 104,468,841
- Square root
- ≈ 101.10
- Sum of the digits
- 1 + 0 + 2 + 2 + 1 = 6
- Rounded to the nearest 10
- 10,220
- Rounded to the nearest 100
- 10,200
- Rounded to the nearest 1000
- 10,000
- Number before
- 10,220
- Number after
- 10,222
- In binary
10011111101101
Quick check
What number comes just after 10,221?
Show the answer
10,222
Is 10,221 even or odd?
Show the answer
Odd
What is 10,221 + 10?
Show the answer
10,231
Practice 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 10,221 in words?
10,221 is written "ten thousand two hundred twenty-one".
Is 10,221 a prime number?
No. 10,221 is a composite number, because it has more than two factors.
What are the factors of 10,221?
The factors of 10,221 are 1, 3, 3,407 and 10,221.