Q: Is 120,103 a Prime Number?
A: Yes, 120,103 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 120103 can be evenly divided by 1 and 120,103, with no remainder.
Since 120,103 can be divided by just 1 and 120,103, it is a prime number.