22122110100 has 36 divisors (see below), whose sum is σ = 64006639424. Its totient is φ = 5899229280.

The previous prime is 22122110099. The next prime is 22122110113. The reversal of 22122110100 is 101122122.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 36869884 + ... + 36870483.

Almost surely, 2^22122110100 is an apocalyptic number.

22122110100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22122110100 is an abundant number, since it is smaller than the sum of its proper divisors (41884529324).

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

22122110100 is a wasteful number, since it uses less digits than its factorization.

22122110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73740384 (or 73740377 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22122110100 its reverse (101122122), we get a palindrome (22223232222).

The spelling of 22122110100 in words is "twenty-two billion, one hundred twenty-two million, one hundred ten thousand, one hundred".