22112200122102 has 48 divisors (see below), whose sum is σ = 48257229384000. Its totient is φ = 7317283740912.

The previous prime is 22112200122101. The next prime is 22112200122157. The reversal of 22112200122102 is 20122100221122.

It is a happy number.

22112200122102 is a `hidden beast` number, since 221 + 1 + 220 + 0 + 1 + 221 + 0 + 2 = 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 (22112200122101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44637049 + ... + 45129707.

It is an arithmetic number, because the mean of its divisors is an integer number (1005358945500).

Almost surely, 2^{22112200122102} is an apocalyptic number.

22112200122102 is an abundant number, since it is smaller than the sum of its proper divisors (26145029261898).

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

22112200122102 is a wasteful number, since it uses less digits than its factorization.

22112200122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510745 (or 510742 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22112200122102 its reverse (20122100221122), we get a palindrome (42234300343224).

The spelling of 22112200122102 in words is "twenty-two trillion, one hundred twelve billion, two hundred million, one hundred twenty-two thousand, one hundred two".