100112220000220 has 96 divisors (see below), whose sum is σ = 235387659419136. Its totient is φ = 35583924019200.

The previous prime is 100112220000151. The next prime is 100112220000229. The reversal of 100112220000220 is 22000022211001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100112220000220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112220000229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115400947 + ... + 116265226.

It is an arithmetic number, because the mean of its divisors is an integer number (2451954785616).

Almost surely, 2^{100112220000220} is an apocalyptic number.

100112220000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100112220000220 is an abundant number, since it is smaller than the sum of its proper divisors (135275439418916).

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

100112220000220 is a wasteful number, since it uses less digits than its factorization.

100112220000220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231666271 (or 231666269 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100112220000220 its reverse (22000022211001), we get a palindrome (122112242211221).

The spelling of 100112220000220 in words is "one hundred trillion, one hundred twelve billion, two hundred twenty million, two hundred twenty", and thus it is an aban number.