222123202011102 has 64 divisors (see below), whose sum is σ = 507818562255360. Its totient is φ = 63450225248256.

The previous prime is 222123202010981. The next prime is 222123202011157. The reversal of 222123202011102 is 201110202321222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6071078053 + ... + 6071114639.

It is an arithmetic number, because the mean of its divisors is an integer number (7934665035240).

Almost surely, 2^{222123202011102} is an apocalyptic number.

222123202011102 is an abundant number, since it is smaller than the sum of its proper divisors (285695360244258).

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

222123202011102 is a wasteful number, since it uses less digits than its factorization.

222123202011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63505.

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

Adding to 222123202011102 its reverse (201110202321222), we get a palindrome (423233404332324).

The spelling of 222123202011102 in words is "two hundred twenty-two trillion, one hundred twenty-three billion, two hundred two million, eleven thousand, one hundred two".