2220323112 has 48 divisors (see below), whose sum is σ = 6872430240. Its totient is φ = 634377888.

The previous prime is 2220323089. The next prime is 2220323129. The reversal of 2220323112 is 2113230222.

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 11 ways as a sum of consecutive naturals, for example, 2202198 + ... + 2203205.

It is an arithmetic number, because the mean of its divisors is an integer number (143175630).

Almost surely, 2^2220323112 is an apocalyptic number.

It is an amenable number.

2220323112 is an abundant number, since it is smaller than the sum of its proper divisors (4652107128).

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

2220323112 is a wasteful number, since it uses less digits than its factorization.

2220323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4405422 (or 4405415 counting only the distinct ones).

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

The square root of 2220323112 is about 47120.3046679454. The cubic root of 2220323112 is about 1304.5840361857.

Adding to 2220323112 its reverse (2113230222), we get a palindrome (4333553334).

The spelling of 2220323112 in words is "two billion, two hundred twenty million, three hundred twenty-three thousand, one hundred twelve".