22306723312 has 20 divisors (see below), whose sum is σ = 43263543456. Its totient is φ = 11141937920.

The previous prime is 22306723267. The next prime is 22306723319. The reversal of 22306723312 is 21332760322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22306723319) 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, 697864 + ... + 729127.

Almost surely, 2^22306723312 is an apocalyptic number.

It is an amenable number.

22306723312 is a deficient number, since it is larger than the sum of its proper divisors (20956820144).

22306723312 is a wasteful number, since it uses less digits than its factorization.

22306723312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427976 (or 1427970 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 31.

The spelling of 22306723312 in words is "twenty-two billion, three hundred six million, seven hundred twenty-three thousand, three hundred twelve".