113052212 has 54 divisors (see below), whose sum is σ = 249280038. Its totient is φ = 44710848.

The previous prime is 113052169. The next prime is 113052217. The reversal of 113052212 is 212250311.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 8317456 + 104734756 = 2884^2 + 10234^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113052217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 31418 + ... + 34830.

It is an arithmetic number, because the mean of its divisors is an integer number (4616297).

Almost surely, 2^113052212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113052212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124640019).

113052212 is an abundant number, since it is smaller than the sum of its proper divisors (136227826).

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

113052212 is a wasteful number, since it uses less digits than its factorization.

113052212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3457 (or 3435 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 113052212 is about 10632.6013750164. The cubic root of 113052212 is about 483.5332624597.

The spelling of 113052212 in words is "one hundred thirteen million, fifty-two thousand, two hundred twelve".