113312310 has 64 divisors (see below), whose sum is σ = 294700032. Its totient is φ = 27772416.

The previous prime is 113312299. The next prime is 113312341. The reversal of 113312310 is 13213311.

It is a super-2 number, since 2×113312310² = 25679359195072200, which contains 22 as substring.

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 113312310.

It is a congruent number.

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, 19347 + ... + 24513.

It is an arithmetic number, because the mean of its divisors is an integer number (4604688).

Almost surely, 2^113312310 is an apocalyptic number.

113312310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113312310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147350016).

113312310 is an abundant number, since it is smaller than the sum of its proper divisors (181387722).

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

113312310 is a wasteful number, since it uses less digits than its factorization.

113312310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5237.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 113312310 is about 10644.8255035017. The cubic root of 113312310 is about 483.9037983559.

Adding to 113312310 its reverse (13213311), we get a palindrome (126525621).

The spelling of 113312310 in words is "one hundred thirteen million, three hundred twelve thousand, three hundred ten".