122221211200122 has 32 divisors (see below), whose sum is σ = 244570492362240. Its totient is φ = 40719064342320.

The previous prime is 122221211200043. The next prime is 122221211200177. The reversal of 122221211200122 is 221002112122221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87042873 + ... + 88435875.

It is an arithmetic number, because the mean of its divisors is an integer number (7642827886320).

Almost surely, 2^{122221211200122} is an apocalyptic number.

122221211200122 is an abundant number, since it is smaller than the sum of its proper divisors (122349281162118).

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

122221211200122 is a wasteful number, since it uses less digits than its factorization.

122221211200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400658.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 122221211200122 its reverse (221002112122221), we get a palindrome (343223323322343).

The spelling of 122221211200122 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two hundred eleven million, two hundred thousand, one hundred twenty-two".