123020220121122 has 32 divisors (see below), whose sum is σ = 251822099992320. Its totient is φ = 40043583029520.

The previous prime is 123020220121093. The next prime is 123020220121147. The reversal of 123020220121122 is 221121022020321.

123020220121122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55529872 + ... + 57702747.

It is an arithmetic number, because the mean of its divisors is an integer number (7869440624760).

Almost surely, 2^{123020220121122} is an apocalyptic number.

123020220121122 is an abundant number, since it is smaller than the sum of its proper divisors (128801879871198).

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

123020220121122 is a wasteful number, since it uses less digits than its factorization.

123020220121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113236878.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 123020220121122 its reverse (221121022020321), we get a palindrome (344141242141443).

The spelling of 123020220121122 in words is "one hundred twenty-three trillion, twenty billion, two hundred twenty million, one hundred twenty-one thousand, one hundred twenty-two".