22112112110202 has 24 divisors (see below), whose sum is σ = 47910163650336. Its totient is φ = 7370613665736.

The previous prime is 22112112110191. The next prime is 22112112110203. The reversal of 22112112110202 is 20201121121122.

22112112110202 is a `hidden beast` number, since 221 + 1 + 211 + 21 + 10 + 202 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (22112112110203) 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, 6013788 + ... + 8966039.

It is an arithmetic number, because the mean of its divisors is an integer number (1996256818764).

Almost surely, 2^{22112112110202} is an apocalyptic number.

22112112110202 is an abundant number, since it is smaller than the sum of its proper divisors (25798051540134).

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

22112112110202 is a wasteful number, since it uses less digits than its factorization.

22112112110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15061842 (or 15061839 counting only the distinct ones).

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

Adding to 22112112110202 its reverse (20201121121122), we get a palindrome (42313233231324).

The spelling of 22112112110202 in words is "twenty-two trillion, one hundred twelve billion, one hundred twelve million, one hundred ten thousand, two hundred two".