113142212 has 12 divisors (see below), whose sum is σ = 199214736. Its totient is φ = 56223720.

The previous prime is 113142193. The next prime is 113142217. The reversal of 113142212 is 212241311.

It is not an unprimeable number, because it can be changed into a prime (113142217) 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, 86114 + ... + 87417.

It is an arithmetic number, because the mean of its divisors is an integer number (16601228).

Almost surely, 2^113142212 is an apocalyptic number.

It is an amenable number.

113142212 is a deficient number, since it is larger than the sum of its proper divisors (86072524).

113142212 is a wasteful number, since it uses less digits than its factorization.

113142212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173698 (or 173696 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 113142212 is about 10636.8327992876. The cubic root of 113142212 is about 483.6615408007.

Adding to 113142212 its reverse (212241311), we get a palindrome (325383523).

Subtracting 113142212 from its reverse (212241311), we obtain a palindrome (99099099).

The spelling of 113142212 in words is "one hundred thirteen million, one hundred forty-two thousand, two hundred twelve".