22323320312 has 32 divisors (see below), whose sum is σ = 44691799680. Its totient is φ = 10428079200.

The previous prime is 22323320309. The next prime is 22323320323. The reversal of 22323320312 is 21302332322.

It is a super-3 number, since 3×22323320312³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1402814 + ... + 1418637.

It is an arithmetic number, because the mean of its divisors is an integer number (1396618740).

Almost surely, 2^22323320312 is an apocalyptic number.

It is an amenable number.

22323320312 is an abundant number, since it is smaller than the sum of its proper divisors (22368479368).

22323320312 is a wasteful number, since it uses less digits than its factorization.

22323320312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821523 (or 2821519 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 22323320312 its reverse (21302332322), we get a palindrome (43625652634).

The spelling of 22323320312 in words is "twenty-two billion, three hundred twenty-three million, three hundred twenty thousand, three hundred twelve".