113112230100 has 144 divisors (see below), whose sum is σ = 338000241600. Its totient is φ = 29183569920.

The previous prime is 113112230093. The next prime is 113112230117. The reversal of 113112230100 is 1032211311.

It is a happy number.

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 113112230100.

It is a congruent number.

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, 1958436 + ... + 2015364.

It is an arithmetic number, because the mean of its divisors is an integer number (2347223900).

Almost surely, 2^113112230100 is an apocalyptic number.

113112230100 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 113112230100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169000120800).

113112230100 is an abundant number, since it is smaller than the sum of its proper divisors (224888011500).

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

113112230100 is a wasteful number, since it uses less digits than its factorization.

113112230100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57162 (or 57155 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 113112230100 its reverse (1032211311), we get a palindrome (114144441411).

The spelling of 113112230100 in words is "one hundred thirteen billion, one hundred twelve million, two hundred thirty thousand, one hundred".