123310112951 has 2 divisors, whose sum is σ = 123310112952. Its totient is φ = 123310112950.

The previous prime is 123310112941. The next prime is 123310112963. The reversal of 123310112951 is 159211013321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123310112951 - 2¹⁰ = 123310111927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123310112941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61655056475 + 61655056476.

It is an arithmetic number, because the mean of its divisors is an integer number (61655056476).

Almost surely, 2^123310112951 is an apocalyptic number.

123310112951 is a deficient number, since it is larger than the sum of its proper divisors (1).

123310112951 is an equidigital number, since it uses as much as digits as its factorization.

123310112951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The spelling of 123310112951 in words is "one hundred twenty-three billion, three hundred ten million, one hundred twelve thousand, nine hundred fifty-one".