22100212221102 has 24 divisors (see below), whose sum is σ = 47986328052936. Its totient is φ = 7350962805936.

The previous prime is 22100212221089. The next prime is 22100212221151. The reversal of 22100212221102 is 20112221200122.

It is a happy number.

22100212221102 is a `hidden beast` number, since 221 + 0 + 0 + 212 + 221 + 10 + 2 = 666.

It is a super-2 number, since 2×22100212221102² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1314541453 + ... + 1314558264.

It is an arithmetic number, because the mean of its divisors is an integer number (1999430335539).

Almost surely, 2^{22100212221102} is an apocalyptic number.

22100212221102 is an abundant number, since it is smaller than the sum of its proper divisors (25886115831834).

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

22100212221102 is a wasteful number, since it uses less digits than its factorization.

22100212221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629100192 (or 2629100189 counting only the distinct ones).

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

Adding to 22100212221102 its reverse (20112221200122), we get a palindrome (42212433421224).

The spelling of 22100212221102 in words is "twenty-two trillion, one hundred billion, two hundred twelve million, two hundred twenty-one thousand, one hundred two".