13320223303312 has 20 divisors (see below), whose sum is σ = 25815856586796. Its totient is φ = 6658066764800.

The previous prime is 13320223303271. The next prime is 13320223303313. The reversal of 13320223303312 is 21330332202331.

It can be written as a sum of positive squares in 2 ways, for example, as 5517162090496 + 7803061212816 = 2348864^2 + 2793396^2 .

It is not an unprimeable number, because it can be changed into a prime (13320223303313) 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, 127751689 + ... + 127855912.

Almost surely, 2^{13320223303312} is an apocalyptic number.

It is an amenable number.

13320223303312 is a deficient number, since it is larger than the sum of its proper divisors (12495633283484).

13320223303312 is a wasteful number, since it uses less digits than its factorization.

13320223303312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255610866 (or 255610860 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 13320223303312 its reverse (21330332202331), we get a palindrome (34650555505643).

The spelling of 13320223303312 in words is "thirteen trillion, three hundred twenty billion, two hundred twenty-three million, three hundred three thousand, three hundred twelve".