123402100232004 has 48 divisors (see below), whose sum is σ = 314116732339200. Its totient is φ = 37394302567840.

The previous prime is 123402100231937. The next prime is 123402100232057. The reversal of 123402100232004 is 400232001204321.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15094897 + ... + 21786695.

It is an arithmetic number, because the mean of its divisors is an integer number (6544098590400).

Almost surely, 2^{123402100232004} is an apocalyptic number.

It is an amenable number.

123402100232004 is an abundant number, since it is smaller than the sum of its proper divisors (190714632107196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123402100232004 is a wasteful number, since it uses less digits than its factorization.

123402100232004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6831520 (or 6831518 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 123402100232004 its reverse (400232001204321), we get a palindrome (523634101436325).

The spelling of 123402100232004 in words is "one hundred twenty-three trillion, four hundred two billion, one hundred million, two hundred thirty-two thousand, four".