100112200020012 has 96 divisors (see below), whose sum is σ = 255731930137600. Its totient is φ = 30370569795072.

The previous prime is 100112200019989. The next prime is 100112200020047. The reversal of 100112200020012 is 210020002211001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 100112200020012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74442793 + ... + 75775680.

Almost surely, 2^{100112200020012} is an apocalyptic number.

100112200020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100112200020012 is an abundant number, since it is smaller than the sum of its proper divisors (155619730117588).

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

100112200020012 is a wasteful number, since it uses less digits than its factorization.

100112200020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150218615 (or 150218613 counting only the distinct ones).

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

Adding to 100112200020012 its reverse (210020002211001), we get a palindrome (310132202231013).

The spelling of 100112200020012 in words is "one hundred trillion, one hundred twelve billion, two hundred million, twenty thousand, twelve".