Q: Is 103,221 a Prime Number?
A: No, 103,221 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 103221 can be evenly divided by 1 3 9 27 3,823 11,469 34,407 and 103,221, with no remainder.
Since 103,221 cannot be divided by just 1 and 103,221, it is not a prime number.