2,021 in words
2,021
two thousand twenty-one
2,021 is written two thousand twenty-one.
Ways to write it
- As an ordinal
- two thousand twenty-first
- Roman numeral
- MMXXI
- Expanded form
- 2,000 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 2 | 2,000 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 43, 47 and 2,021 (4 factors)
- First 10 multiples
- 2,021, 4,042, 6,063, 8,084, 10,105, 12,126, 14,147, 16,168, 18,189, 20,210
- Square
- 2,021 × 2,021 = 4,084,441
- Square root
- ≈ 44.96
- Sum of the digits
- 2 + 0 + 2 + 1 = 5
- Rounded to the nearest 10
- 2,020
- Rounded to the nearest 100
- 2,000
- Rounded to the nearest 1000
- 2,000
- Number before
- 2,020
- Number after
- 2,022
- In binary
11111100101
Quick check
What number comes just after 2,021?
Show the answer
2,022
Is 2,021 even or odd?
Show the answer
Odd
What is 2,021 + 10?
Show the answer
2,031
Practice with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 2,021 in words?
2,021 is written "two thousand twenty-one".
Is 2,021 a prime number?
No. 2,021 is a composite number, because it has more than two factors.
What are the factors of 2,021?
The factors of 2,021 are 1, 43, 47 and 2,021.
How do you write 2,021 in Roman numerals?
2,021 in Roman numerals is MMXXI.