22100202200100 has 72 divisors (see below), whose sum is σ = 65430304102240. Its totient is φ = 5756331732480.

The previous prime is 22100202200099. The next prime is 22100202200101. The reversal of 22100202200100 is 100220200122.

It is an interprime number because it is at equal distance from previous prime (22100202200099) and next prime (22100202200101).

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

It is not an unprimeable number, because it can be changed into a prime (22100202200101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 856584085 + ... + 856609884.

Almost surely, 2^{22100202200100} is an apocalyptic number.

22100202200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100202200100 is an abundant number, since it is smaller than the sum of its proper divisors (43330101902140).

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

22100202200100 is a wasteful number, since it uses less digits than its factorization.

22100202200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713194029 (or 1713194022 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22100202200100 its reverse (100220200122), we get a palindrome (22200422400222).

The spelling of 22100202200100 in words is "twenty-two trillion, one hundred billion, two hundred two million, two hundred thousand, one hundred".