2222665312 has 24 divisors (see below), whose sum is σ = 5000997456. Its totient is φ = 952570752.

The previous prime is 2222665301. The next prime is 2222665327. The reversal of 2222665312 is 2135662222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4961083 + ... + 4961530.

It is an arithmetic number, because the mean of its divisors is an integer number (208374894).

Almost surely, 2^2222665312 is an apocalyptic number.

It is an amenable number.

2222665312 is an abundant number, since it is smaller than the sum of its proper divisors (2778332144).

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

2222665312 is an equidigital number, since it uses as much as digits as its factorization.

2222665312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9922630 (or 9922622 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 2222665312 is about 47145.1515216570. The cubic root of 2222665312 is about 1305.0426065174.

The spelling of 2222665312 in words is "two billion, two hundred twenty-two million, six hundred sixty-five thousand, three hundred twelve".