222100102122 has 32 divisors (see below), whose sum is σ = 455585264640. Its totient is φ = 72143848560.

The previous prime is 222100102111. The next prime is 222100102139. The reversal of 222100102122 is 221201001222.

222100102122 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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 887472 + ... + 1109867.

It is an arithmetic number, because the mean of its divisors is an integer number (14237039520).

Almost surely, 2^222100102122 is an apocalyptic number.

222100102122 is an abundant number, since it is smaller than the sum of its proper divisors (233485162518).

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

222100102122 is a wasteful number, since it uses less digits than its factorization.

222100102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997818.

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

Adding to 222100102122 its reverse (221201001222), we get a palindrome (443301103344).

The spelling of 222100102122 in words is "two hundred twenty-two billion, one hundred million, one hundred two thousand, one hundred twenty-two".