22311233312 has 24 divisors (see below), whose sum is σ = 44216145792. Its totient is φ = 11081736000.

The previous prime is 22311233311. The next prime is 22311233327. The reversal of 22311233312 is 21333211322.

It is a super-3 number, since 3×22311233312³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (22311233311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2303864 + ... + 2313527.

It is an arithmetic number, because the mean of its divisors is an integer number (1842339408).

Almost surely, 2^22311233312 is an apocalyptic number.

It is an amenable number.

22311233312 is a deficient number, since it is larger than the sum of its proper divisors (21904912480).

22311233312 is a wasteful number, since it uses less digits than its factorization.

22311233312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4617552 (or 4617544 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

Adding to 22311233312 its reverse (21333211322), we get a palindrome (43644444634).

The spelling of 22311233312 in words is "twenty-two billion, three hundred eleven million, two hundred thirty-three thousand, three hundred twelve".