22110122012100 has 72 divisors (see below), whose sum is σ = 66753342304320. Its totient is φ = 5639683294080.

The previous prime is 22110122012023. The next prime is 22110122012101. The reversal of 22110122012100 is 121022101122.

22110122012100 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22110122012100.

It is not an unprimeable number, because it can be changed into a prime (22110122012101) 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, 1602175855 + ... + 1602189654.

Almost surely, 2^{22110122012100} is an apocalyptic number.

22110122012100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110122012100 is an abundant number, since it is smaller than the sum of its proper divisors (44643220292220).

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

22110122012100 is a wasteful number, since it uses less digits than its factorization.

22110122012100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204365549 (or 3204365542 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22110122012100 its reverse (121022101122), we get a palindrome (22231144113222).

The spelling of 22110122012100 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty-two million, twelve thousand, one hundred".