22100021131100 has 108 divisors (see below), whose sum is σ = 55215214703208. Its totient is φ = 7613404272000.

The previous prime is 22100021131079. The next prime is 22100021131109. The reversal of 22100021131100 is 113112000122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100021131109) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27429671 + ... + 28223870.

Almost surely, 2^{22100021131100} is an apocalyptic number.

22100021131100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100021131100 is an abundant number, since it is smaller than the sum of its proper divisors (33115193572108).

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

22100021131100 is a wasteful number, since it uses less digits than its factorization.

22100021131100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55653604 (or 55653578 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 22100021131100 its reverse (113112000122), we get a palindrome (22213133131222).

The spelling of 22100021131100 in words is "twenty-two trillion, one hundred billion, twenty-one million, one hundred thirty-one thousand, one hundred".