20220100112100 has 72 divisors (see below), whose sum is σ = 66861131044288. Its totient is φ = 4621737168000.

The previous prime is 20220100112053. The next prime is 20220100112183. The reversal of 20220100112100 is 121100102202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4814307451 + ... + 4814311650.

Almost surely, 2^{20220100112100} is an apocalyptic number.

20220100112100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220100112100 is an abundant number, since it is smaller than the sum of its proper divisors (46641030932188).

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

20220100112100 is a wasteful number, since it uses less digits than its factorization.

20220100112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9628619125 (or 9628619118 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20220100112100 its reverse (121100102202), we get a palindrome (20341200214302).

The spelling of 20220100112100 in words is "twenty trillion, two hundred twenty billion, one hundred million, one hundred twelve thousand, one hundred".