22122304312 has 16 divisors (see below), whose sum is σ = 41795958600. Its totient is φ = 10976715360.

The previous prime is 22122304297. The next prime is 22122304319. The reversal of 22122304312 is 21340322122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122304319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10553487 + ... + 10555582.

Almost surely, 2^22122304312 is an apocalyptic number.

It is an amenable number.

22122304312 is a deficient number, since it is larger than the sum of its proper divisors (19673654288).

22122304312 is a wasteful number, since it uses less digits than its factorization.

22122304312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21109206 (or 21109202 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22122304312 its reverse (21340322122), we get a palindrome (43462626434).

The spelling of 22122304312 in words is "twenty-two billion, one hundred twenty-two million, three hundred four thousand, three hundred twelve".