No, 122 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
122 has divisors other than 1 and itself. The smallest is 2: 122 ÷ 2 = 61.
Prime factorization: 122 = 2 × 61.
| Number | Prime? |
|---|---|
| 118 | No, 2 × 59 |
| 119 | No, 7 × 17 |
| 120 | No, 2 × 2 × 2 × 3 × 5 |
| 121 | No, 11 × 11 |
| 123 | No, 3 × 41 |
| 124 | No, 2 × 2 × 31 |
| 125 | No, 5 × 5 × 5 |
| 126 | No, 2 × 3 × 3 × 7 |
More about 122: factors of 122 · 122 squared · square root of 122 · 122 in binary · 122 in Roman numerals.
Another number? Use the prime number checker for any value, or see the list of prime numbers.