13313032231312 has 20 divisors (see below), whose sum is σ = 28138909034736. Its totient is φ = 6051378286880.

The previous prime is 13313032231297. The next prime is 13313032231349. The reversal of 13313032231312 is 21313223031331.

It is a happy 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, 37821114118 + ... + 37821114469.

Almost surely, 2^{13313032231312} is an apocalyptic number.

It is an amenable number.

13313032231312 is an abundant number, since it is smaller than the sum of its proper divisors (14825876803424).

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

13313032231312 is a wasteful number, since it uses less digits than its factorization.

13313032231312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75642228606 (or 75642228600 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 13313032231312 its reverse (21313223031331), we get a palindrome (34626255262643).

The spelling of 13313032231312 in words is "thirteen trillion, three hundred thirteen billion, thirty-two million, two hundred thirty-one thousand, three hundred twelve".