115322112 has 54 divisors (see below), whose sum is σ = 332508722. Its totient is φ = 38439936.

The previous prime is 115322059. The next prime is 115322131. The reversal of 115322112 is 211223511.

It can be written as a sum of positive squares in only one way, i.e., 114575616 + 746496 = 10704^2 + 864^2 .

It is a super-2 number, since 2×115322112² = 26598379032281088, which contains 22 as substring.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22723 + ... + 27330.

Almost surely, 2^115322112 is an apocalyptic number.

115322112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115322112 is an abundant number, since it is smaller than the sum of its proper divisors (217186610).

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

115322112 is an equidigital number, since it uses as much as digits as its factorization.

115322112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50075 (or 50058 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 115322112 is about 10738.8133422646. The cubic root of 115322112 is about 486.7480225117.

Adding to 115322112 its reverse (211223511), we get a palindrome (326545623).

The spelling of 115322112 in words is "one hundred fifteen million, three hundred twenty-two thousand, one hundred twelve".