113120100200 has 96 divisors (see below), whose sum is σ = 268300119360. Its totient is φ = 44346009600.

The previous prime is 113120100187. The next prime is 113120100211. The reversal of 113120100200 is 2001021311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1969895 + ... + 2026505.

It is an arithmetic number, because the mean of its divisors is an integer number (2794792910).

Almost surely, 2^113120100200 is an apocalyptic number.

113120100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113120100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134150059680).

113120100200 is an abundant number, since it is smaller than the sum of its proper divisors (155180019160).

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

113120100200 is a wasteful number, since it uses less digits than its factorization.

113120100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56827 (or 56818 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 113120100200 its reverse (2001021311), we get a palindrome (115121121511).

The spelling of 113120100200 in words is "one hundred thirteen billion, one hundred twenty million, one hundred thousand, two hundred".