22100030111100 has 36 divisors (see below), whose sum is σ = 63942753788984. Its totient is φ = 5893341362880.

The previous prime is 22100030111083. The next prime is 22100030111113. The reversal of 22100030111100 is 111103000122.

It is a super-2 number, since 2×22100030111100² (a number of 27 digits) contains 22 as substring.

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, 36833383219 + ... + 36833383818.

Almost surely, 2^{22100030111100} is an apocalyptic number.

22100030111100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100030111100 is an abundant number, since it is smaller than the sum of its proper divisors (41842723677884).

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

22100030111100 is a wasteful number, since it uses less digits than its factorization.

22100030111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73666767054 (or 73666767047 counting only the distinct ones).

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

Adding to 22100030111100 its reverse (111103000122), we get a palindrome (22211133111222).

The spelling of 22100030111100 in words is "twenty-two trillion, one hundred billion, thirty million, one hundred eleven thousand, one hundred".