22232110312 has 16 divisors (see below), whose sum is σ = 41709854340. Its totient is φ = 11109482496.

The previous prime is 22232110309. The next prime is 22232110321. The reversal of 22232110312 is 21301123222.

It can be written as a sum of positive squares in 2 ways, for example, as 20530877796 + 1701232516 = 143286^2 + 41246^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22232110312.

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, 807193 + ... + 834280.

Almost surely, 2^22232110312 is an apocalyptic number.

It is an amenable number.

22232110312 is a deficient number, since it is larger than the sum of its proper divisors (19477744028).

22232110312 is a wasteful number, since it uses less digits than its factorization.

22232110312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643172 (or 1643168 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22232110312 its reverse (21301123222), we get a palindrome (43533233534).

The spelling of 22232110312 in words is "twenty-two billion, two hundred thirty-two million, one hundred ten thousand, three hundred twelve".