22202203312 has 20 divisors (see below), whose sum is σ = 43180338960. Its totient is φ = 11058890048.

The previous prime is 22202203297. The next prime is 22202203321. The reversal of 22202203312 is 21330220222.

It is a self number, because there is not a number n which added to its sum of digits gives 22202203312.

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, 2633887 + ... + 2642302.

It is an arithmetic number, because the mean of its divisors is an integer number (2159016948).

Almost surely, 2^22202203312 is an apocalyptic number.

It is an amenable number.

22202203312 is a deficient number, since it is larger than the sum of its proper divisors (20978135648).

22202203312 is a wasteful number, since it uses less digits than its factorization.

22202203312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5276460 (or 5276454 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22202203312 its reverse (21330220222), we get a palindrome (43532423534).

The spelling of 22202203312 in words is "twenty-two billion, two hundred two million, two hundred three thousand, three hundred twelve".