112002012100 has 72 divisors (see below), whose sum is σ = 276667167168. Its totient is φ = 38957212800.

The previous prime is 112002012071. The next prime is 112002012173. The reversal of 112002012100 is 1210200211.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 2188179 + ... + 2238778.

It is an arithmetic number, because the mean of its divisors is an integer number (3842599544).

Almost surely, 2^112002012100 is an apocalyptic number.

112002012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112002012100 is an abundant number, since it is smaller than the sum of its proper divisors (164665155068).

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

112002012100 is a wasteful number, since it uses less digits than its factorization.

112002012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4427005 (or 4426998 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 112002012100 its reverse (1210200211), we get a palindrome (113212212311).

The spelling of 112002012100 in words is "one hundred twelve billion, two million, twelve thousand, one hundred".