123231034402507 has 16 divisors (see below), whose sum is σ = 128924116578432. Its totient is φ = 117665987834880.

The previous prime is 123231034402439. The next prime is 123231034402561. The reversal of 123231034402507 is 705204430132321.

It is a cyclic number.

It is not a de Polignac number, because 123231034402507 - 2²³ = 123231026013899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123231034502507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180861553 + ... + 181541629.

It is an arithmetic number, because the mean of its divisors is an integer number (8057757286152).

Almost surely, 2^{123231034402507} is an apocalyptic number.

123231034402507 is a deficient number, since it is larger than the sum of its proper divisors (5693082175925).

123231034402507 is an equidigital number, since it uses as much as digits as its factorization.

123231034402507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774198.

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 123231034402507 its reverse (705204430132321), we get a palindrome (828435464534828).

The spelling of 123231034402507 in words is "one hundred twenty-three trillion, two hundred thirty-one billion, thirty-four million, four hundred two thousand, five hundred seven".