20221102010100 has 36 divisors (see below), whose sum is σ = 58506388483424. Its totient is φ = 5392293869280.

The previous prime is 20221102010089. The next prime is 20221102010101. The reversal of 20221102010100 is 101020112202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221102010101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33701836384 + ... + 33701836983.

Almost surely, 2^{20221102010100} is an apocalyptic number.

20221102010100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20221102010100 is an abundant number, since it is smaller than the sum of its proper divisors (38285286473324).

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

20221102010100 is a wasteful number, since it uses less digits than its factorization.

20221102010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67403673384 (or 67403673377 counting only the distinct ones).

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

Adding to 20221102010100 its reverse (101020112202), we get a palindrome (20322122122302).

The spelling of 20221102010100 in words is "twenty trillion, two hundred twenty-one billion, one hundred two million, ten thousand, one hundred".