Factors of 121
121 has 3 factors.
All factors of 121
1, 11, 121
Prime factorization: 11²
Number of factors
3
Sum of factors
133
Prime?
No
Factor pairs of 121
Each pair multiplies together to make 121:
| Pair | Product |
|---|---|
| 1 × 121 | 121 |
| 11 × 11 | 121 |
Factors of nearby numbers
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Frequently asked questions
What are the factors of 121?+
The factors of 121 are 1, 11, 121 — that is 3 factors in total.
What is the prime factorization of 121?+
The prime factorization of 121 is 11².
Is 121 a prime number?+
No. 121 has 3 factors, more than just 1 and itself, so it is a composite number.