20220110112100 has 18 divisors (see below), whose sum is σ = 43877638943474. Its totient is φ = 8088044044800.

The previous prime is 20220110112077. The next prime is 20220110112161. The reversal of 20220110112100 is 121101102202.

It can be written as a sum of positive squares in 3 ways, for example, as 51047076096 + 20169063036004 = 225936^2 + 4490998^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101100550461 + ... + 101100550660.

Almost surely, 2^{20220110112100} is an apocalyptic number.

20220110112100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220110112100 is an abundant number, since it is smaller than the sum of its proper divisors (23657528831374).

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

20220110112100 is a wasteful number, since it uses less digits than its factorization.

20220110112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202201101135 (or 202201101128 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20220110112100 its reverse (121101102202), we get a palindrome (20341211214302).

The spelling of 20220110112100 in words is "twenty trillion, two hundred twenty billion, one hundred ten million, one hundred twelve thousand, one hundred".