113212012200 has 192 divisors, whose sum is σ = 418533212160. Its totient is φ = 24751921920.

The previous prime is 113212012189. The next prime is 113212012211. The reversal of 113212012200 is 2210212311.

It is an interprime number because it is at equal distance from previous prime (113212012189) and next prime (113212012211).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 113212012200.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 489384 + ... + 682583.

It is an arithmetic number, because the mean of its divisors is an integer number (2179860480).

Almost surely, 2^113212012200 is an apocalyptic number.

113212012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113212012200 is an abundant number, since it is smaller than the sum of its proper divisors (305321199960).

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

113212012200 is a wasteful number, since it uses less digits than its factorization.

113212012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172016 (or 1172007 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 113212012200 its reverse (2210212311), we get a palindrome (115422224511).

The spelling of 113212012200 in words is "one hundred thirteen billion, two hundred twelve million, twelve thousand, two hundred".