113612212 has 24 divisors (see below), whose sum is σ = 230428800. Its totient is φ = 48004320.

The previous prime is 113612209. The next prime is 113612221. The reversal of 113612212 is 212216311.

It is a self number, because there is not a number n which added to its sum of digits gives 113612212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26587 + ... + 30562.

It is an arithmetic number, because the mean of its divisors is an integer number (9601200).

Almost surely, 2^113612212 is an apocalyptic number.

It is an amenable number.

113612212 is an abundant number, since it is smaller than the sum of its proper divisors (116816588).

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

113612212 is a wasteful number, since it uses less digits than its factorization.

113612212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57231 (or 57229 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

The square root of 113612212 is about 10658.9029454255. The cubic root of 113612212 is about 484.3303359275.

Adding to 113612212 its reverse (212216311), we get a palindrome (325828523).

The spelling of 113612212 in words is "one hundred thirteen million, six hundred twelve thousand, two hundred twelve".