113021310 has 128 divisors (see below), whose sum is σ = 307307520. Its totient is φ = 26459136.

The previous prime is 113021309. The next prime is 113021327. The reversal of 113021310 is 13120311.

It is a super-2 number, since 2×113021310² = 25547633028232200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 484954 + ... + 485186.

It is an arithmetic number, because the mean of its divisors is an integer number (2400840).

Almost surely, 2^113021310 is an apocalyptic number.

113021310 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 113021310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153653760).

113021310 is an abundant number, since it is smaller than the sum of its proper divisors (194286210).

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

113021310 is a wasteful number, since it uses less digits than its factorization.

113021310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 113021310 is about 10631.1481035681. The cubic root of 113021310 is about 483.4892016779.

Adding to 113021310 its reverse (13120311), we get a palindrome (126141621).

Subtracting from 113021310 its reverse (13120311), we obtain a palindrome (99900999).

The spelling of 113021310 in words is "one hundred thirteen million, twenty-one thousand, three hundred ten".