423103110251 has 2 divisors, whose sum is σ = 423103110252. Its totient is φ = 423103110250.

The previous prime is 423103110229. The next prime is 423103110257. The reversal of 423103110251 is 152011301324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423103110251 - 2⁶ = 423103110187 is a prime.

It is a super-2 number, since 2×423103110251² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423103110257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211551555125 + 211551555126.

It is an arithmetic number, because the mean of its divisors is an integer number (211551555126).

Almost surely, 2^423103110251 is an apocalyptic number.

423103110251 is a deficient number, since it is larger than the sum of its proper divisors (1).

423103110251 is an equidigital number, since it uses as much as digits as its factorization.

423103110251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 423103110251 its reverse (152011301324), we get a palindrome (575114411575).

The spelling of 423103110251 in words is "four hundred twenty-three billion, one hundred three million, one hundred ten thousand, two hundred fifty-one".