222100120122 has 16 divisors (see below), whose sum is σ = 450830095392. Its totient is φ = 72928397520.

The previous prime is 222100120111. The next prime is 222100120181. The reversal of 222100120122 is 221021001222.

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, 276243529 + ... + 276244332.

It is an arithmetic number, because the mean of its divisors is an integer number (28176880962).

Almost surely, 2^222100120122 is an apocalyptic number.

222100120122 is an abundant number, since it is smaller than the sum of its proper divisors (228729975270).

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

222100120122 is a wasteful number, since it uses less digits than its factorization.

222100120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552487933.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222100120122 its reverse (221021001222), we get a palindrome (443121121344).

The spelling of 222100120122 in words is "two hundred twenty-two billion, one hundred million, one hundred twenty thousand, one hundred twenty-two".