123012223315204 has 24 divisors (see below), whose sum is σ = 221168110060800. Its totient is φ = 59837007070656.

The previous prime is 123012223315133. The next prime is 123012223315283. The reversal of 123012223315204 is 402513322210321.

It is a happy number.

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, 1959011529 + ... + 1959074320.

It is an arithmetic number, because the mean of its divisors is an integer number (9215337919200).

Almost surely, 2^{123012223315204} is an apocalyptic number.

It is an amenable number.

123012223315204 is a deficient number, since it is larger than the sum of its proper divisors (98155886745596).

123012223315204 is a wasteful number, since it uses less digits than its factorization.

123012223315204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3918086067 (or 3918086065 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 123012223315204 its reverse (402513322210321), we get a palindrome (525525545525525).

The spelling of 123012223315204 in words is "one hundred twenty-three trillion, twelve billion, two hundred twenty-three million, three hundred fifteen thousand, two hundred four".