22023313312 has 96 divisors (see below), whose sum is σ = 58215556224. Its totient is φ = 7920460800.

The previous prime is 22023313309. The next prime is 22023313321. The reversal of 22023313312 is 21331332022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311739 + ... + 375802.

It is an arithmetic number, because the mean of its divisors is an integer number (606412044).

Almost surely, 2^22023313312 is an apocalyptic number.

22023313312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22023313312 is an abundant number, since it is smaller than the sum of its proper divisors (36192242912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22023313312 is a wasteful number, since it uses less digits than its factorization.

22023313312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687582 (or 687574 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 22023313312 its reverse (21331332022), we get a palindrome (43354645334).

The spelling of 22023313312 in words is "twenty-two billion, twenty-three million, three hundred thirteen thousand, three hundred twelve".