123032002220121 has 16 divisors (see below), whose sum is σ = 164079352166400. Its totient is φ = 82002994299408.

The previous prime is 123032002220069. The next prime is 123032002220131. The reversal of 123032002220121 is 121022200230321.

It is not a de Polignac number, because 123032002220121 - 2³¹ = 123029854736473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123032002220131) 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, 1157143600 + ... + 1157249918.

It is an arithmetic number, because the mean of its divisors is an integer number (10254959510400).

Almost surely, 2^{123032002220121} is an apocalyptic number.

It is an amenable number.

123032002220121 is a deficient number, since it is larger than the sum of its proper divisors (41047349946279).

123032002220121 is a wasteful number, since it uses less digits than its factorization.

123032002220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188948.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 123032002220121 its reverse (121022200230321), we get a palindrome (244054202450442).

The spelling of 123032002220121 in words is "one hundred twenty-three trillion, thirty-two billion, two million, two hundred twenty thousand, one hundred twenty-one".