115112212 has 24 divisors (see below), whose sum is σ = 206559360. Its totient is φ = 56105280.

The previous prime is 115112197. The next prime is 115112233. The reversal of 115112212 is 212211511.

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, 51739 + ... + 53917.

It is an arithmetic number, because the mean of its divisors is an integer number (8606640).

Almost surely, 2^115112212 is an apocalyptic number.

It is an amenable number.

115112212 is a deficient number, since it is larger than the sum of its proper divisors (91447148).

115112212 is a wasteful number, since it uses less digits than its factorization.

115112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511 (or 2509 counting only the distinct ones).

The product of its digits is 40, while the sum is 16.

The square root of 115112212 is about 10729.0359305951. The cubic root of 115112212 is about 486.4525300077.

Adding to 115112212 its reverse (212211511), we get a palindrome (327323723).

The spelling of 115112212 in words is "one hundred fifteen million, one hundred twelve thousand, two hundred twelve".