3112220232 has 160 divisors (see below), whose sum is σ = 9581980320. Its totient is φ = 935919360.

The previous prime is 3112220179. The next prime is 3112220281. The reversal of 3112220232 is 2320222113.

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

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 974943 + ... + 978129.

It is an arithmetic number, because the mean of its divisors is an integer number (59887377).

Almost surely, 2^3112220232 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 3112220232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4790990160).

3112220232 is an abundant number, since it is smaller than the sum of its proper divisors (6469760088).

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

3112220232 is a wasteful number, since it uses less digits than its factorization.

3112220232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353 (or 3340 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3112220232 is about 55787.2766139377. The cubic root of 3112220232 is about 1460.0131718334.

Adding to 3112220232 its reverse (2320222113), we get a palindrome (5432442345).

The spelling of 3112220232 in words is "three billion, one hundred twelve million, two hundred twenty thousand, two hundred thirty-two".