123112431123104 has 48 divisors (see below), whose sum is σ = 245314624258368. Its totient is φ = 60810405998592.

The previous prime is 123112431123043. The next prime is 123112431123161. The reversal of 123112431123104 is 401321134211321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37347749 + ... + 40510235.

It is an arithmetic number, because the mean of its divisors is an integer number (5110721338716).

Almost surely, 2^{123112431123104} is an apocalyptic number.

It is an amenable number.

123112431123104 is a deficient number, since it is larger than the sum of its proper divisors (122202193135264).

123112431123104 is a wasteful number, since it uses less digits than its factorization.

123112431123104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177237 (or 3177229 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 123112431123104 its reverse (401321134211321), we get a palindrome (524433565334425).

The spelling of 123112431123104 in words is "one hundred twenty-three trillion, one hundred twelve billion, four hundred thirty-one million, one hundred twenty-three thousand, one hundred four".