22122111120102 has 24 divisors (see below), whose sum is σ = 54778560869136. Its totient is φ = 6320603177136.

The previous prime is 22122111120101. The next prime is 22122111120139. The reversal of 22122111120102 is 20102111122122.

22122111120102 is a `hidden beast` number, since 221 + 221 + 1 + 1 + 120 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122111120101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87786155113 + ... + 87786155364.

It is an arithmetic number, because the mean of its divisors is an integer number (2282440036214).

Almost surely, 2^{22122111120102} is an apocalyptic number.

22122111120102 is an abundant number, since it is smaller than the sum of its proper divisors (32656449749034).

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

22122111120102 is a wasteful number, since it uses less digits than its factorization.

22122111120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175572310492 (or 175572310489 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22122111120102 its reverse (20102111122122), we get a palindrome (42224222242224).

The spelling of 22122111120102 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred eleven million, one hundred twenty thousand, one hundred two".