123222100111122 has 16 divisors (see below), whose sum is σ = 260940917882592. Its totient is φ = 38657913760320.

The previous prime is 123222100111109. The next prime is 123222100111141. The reversal of 123222100111122 is 221111001222321.

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 7 ways as a sum of consecutive naturals, for example, 604029902404 + ... + 604029902607.

It is an arithmetic number, because the mean of its divisors is an integer number (16308807367662).

Almost surely, 2^{123222100111122} is an apocalyptic number.

123222100111122 is an abundant number, since it is smaller than the sum of its proper divisors (137718817771470).

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

123222100111122 is a wasteful number, since it uses less digits than its factorization.

123222100111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208059805033.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 123222100111122 its reverse (221111001222321), we get a palindrome (344333101333443).

The spelling of 123222100111122 in words is "one hundred twenty-three trillion, two hundred twenty-two billion, one hundred million, one hundred eleven thousand, one hundred twenty-two".