22320332312 has 16 divisors (see below), whose sum is σ = 42131502000. Its totient is φ = 11085265120.

The previous prime is 22320332273. The next prime is 22320332347. The reversal of 22320332312 is 21323302322.

It is a super-3 number, since 3×22320332312³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9361364 + ... + 9363747.

It is an arithmetic number, because the mean of its divisors is an integer number (2633218875).

Almost surely, 2^22320332312 is an apocalyptic number.

It is an amenable number.

22320332312 is a deficient number, since it is larger than the sum of its proper divisors (19811169688).

22320332312 is a wasteful number, since it uses less digits than its factorization.

22320332312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18725266 (or 18725262 counting only the distinct ones).

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

Adding to 22320332312 its reverse (21323302322), we get a palindrome (43643634634).

The spelling of 22320332312 in words is "twenty-two billion, three hundred twenty million, three hundred thirty-two thousand, three hundred twelve".