223331311312 has 20 divisors (see below), whose sum is σ = 432825698176. Its totient is φ = 111634356960.

The previous prime is 223331311297. The next prime is 223331311321. The reversal of 223331311312 is 213113133322.

It is a super-2 number, since 2×223331311312² (a number of 23 digits) contains 22 as substring.

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, 1897248 + ... + 2011519.

Almost surely, 2^223331311312 is an apocalyptic number.

It is an amenable number.

223331311312 is a deficient number, since it is larger than the sum of its proper divisors (209494386864).

223331311312 is a wasteful number, since it uses less digits than its factorization.

223331311312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912346 (or 3912340 counting only the distinct ones).

The product of its digits is 1944, while the sum is 25.

Adding to 223331311312 its reverse (213113133322), we get a palindrome (436444444634).

The spelling of 223331311312 in words is "two hundred twenty-three billion, three hundred thirty-one million, three hundred eleven thousand, three hundred twelve".