22113222123100 has 18 divisors (see below), whose sum is σ = 47985692007344. Its totient is φ = 8845288849200.

The previous prime is 22113222123079. The next prime is 22113222123103. The reversal of 22113222123100 is 132122231122.

It is a super-2 number, since 2×22113222123100² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113222123103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110566110516 + ... + 110566110715.

Almost surely, 2^{22113222123100} is an apocalyptic number.

22113222123100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22113222123100 is an abundant number, since it is smaller than the sum of its proper divisors (25872469884244).

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

22113222123100 is a wasteful number, since it uses less digits than its factorization.

22113222123100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221132221245 (or 221132221238 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 22113222123100 its reverse (132122231122), we get a palindrome (22245344354222).

The spelling of 22113222123100 in words is "twenty-two trillion, one hundred thirteen billion, two hundred twenty-two million, one hundred twenty-three thousand, one hundred".