123200021303012 has 24 divisors (see below), whose sum is σ = 216041709502752. Its totient is φ = 61473821572800.

The previous prime is 123200021302991. The next prime is 123200021303077. The reversal of 123200021303012 is 210303120002321.

123200021303012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×123200021303012² (a number of 29 digits) contains 22 as substring.

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, 189482312 + ... + 190131392.

It is an arithmetic number, because the mean of its divisors is an integer number (9001737895948).

Almost surely, 2^{123200021303012} is an apocalyptic number.

It is an amenable number.

123200021303012 is a deficient number, since it is larger than the sum of its proper divisors (92841688199740).

123200021303012 is a wasteful number, since it uses less digits than its factorization.

123200021303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746219 (or 746217 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 123200021303012 its reverse (210303120002321), we get a palindrome (333503141305333).

The spelling of 123200021303012 in words is "one hundred twenty-three trillion, two hundred billion, twenty-one million, three hundred three thousand, twelve".