22231244264 has 16 divisors (see below), whose sum is σ = 41687257920. Its totient is φ = 11114642160.

The previous prime is 22231244257. The next prime is 22231244279. The reversal of 22231244264 is 46244213222.

It is a self number, because there is not a number n which added to its sum of digits gives 22231244264.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21152 + ... + 211919.

It is an arithmetic number, because the mean of its divisors is an integer number (2605453620).

Almost surely, 2^22231244264 is an apocalyptic number.

It is an amenable number.

22231244264 is a deficient number, since it is larger than the sum of its proper divisors (19456013656).

22231244264 is a wasteful number, since it uses less digits than its factorization.

22231244264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245000 (or 244996 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

Adding to 22231244264 its reverse (46244213222), we get a palindrome (68475457486).

The spelling of 22231244264 in words is "twenty-two billion, two hundred thirty-one million, two hundred forty-four thousand, two hundred sixty-four".