115331212 has 6 divisors (see below), whose sum is σ = 201829628. Its totient is φ = 57665604.

The previous prime is 115331207. The next prime is 115331243. The reversal of 115331212 is 212133511.

It is a super-2 number, since 2×115331212² = 26602576922777888, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 115331212.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14416398 + ... + 14416405.

Almost surely, 2^115331212 is an apocalyptic number.

It is an amenable number.

115331212 is a deficient number, since it is larger than the sum of its proper divisors (86498416).

115331212 is a wasteful number, since it uses less digits than its factorization.

115331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28832807 (or 28832805 counting only the distinct ones).

The product of its digits is 180, while the sum is 19.

The square root of 115331212 is about 10739.2370306275. The cubic root of 115331212 is about 486.7608251750.

Adding to 115331212 its reverse (212133511), we get a palindrome (327464723).

The spelling of 115331212 in words is "one hundred fifteen million, three hundred thirty-one thousand, two hundred twelve".