113240212 has 12 divisors (see below), whose sum is σ = 198280096. Its totient is φ = 56588760.

The previous prime is 113240203. The next prime is 113240219. The reversal of 113240212 is 212042311.

It is a super-2 number, since 2×113240212² = 25646691227609888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113240219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1537 + ... + 15127.

Almost surely, 2^113240212 is an apocalyptic number.

It is an amenable number.

113240212 is a deficient number, since it is larger than the sum of its proper divisors (85039884).

113240212 is a wasteful number, since it uses less digits than its factorization.

113240212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15678 (or 15676 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 113240212 is about 10641.4384366025. The cubic root of 113240212 is about 483.8011443187.

Adding to 113240212 its reverse (212042311), we get a palindrome (325282523).

The spelling of 113240212 in words is "one hundred thirteen million, two hundred forty thousand, two hundred twelve".