22122100210100 has 36 divisors (see below), whose sum is σ = 52369044499968. Its totient is φ = 8044400076000.

The previous prime is 22122100210081. The next prime is 22122100210127. The reversal of 22122100210100 is 101200122122.

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, 10055498996 + ... + 10055501195.

Almost surely, 2^{22122100210100} is an apocalyptic number.

22122100210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22122100210100 is an abundant number, since it is smaller than the sum of its proper divisors (30246944289868).

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

22122100210100 is a wasteful number, since it uses less digits than its factorization.

22122100210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20111000216 (or 20111000209 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22122100210100 its reverse (101200122122), we get a palindrome (22223300332222).

The spelling of 22122100210100 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred million, two hundred ten thousand, one hundred".