Q: Is 121,231 a Prime Number?
A: No, 121,231 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 121231 can be evenly divided by 1 11 103 107 1,133 1,177 11,021 and 121,231, with no remainder.
Since 121,231 cannot be divided by just 1 and 121,231, it is not a prime number.