13312012301320 has 16 divisors (see below), whose sum is σ = 29952027678060. Its totient is φ = 5324804920512.

The previous prime is 13312012301297. The next prime is 13312012301323. The reversal of 13312012301320 is 2310321021331.

It can be written as a sum of positive squares in 2 ways, for example, as 13178598894756 + 133413406564 = 3630234^2 + 365258^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13312012301291 and 13312012301300.

It is not an unprimeable number, because it can be changed into a prime (13312012301323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166400153727 + ... + 166400153806.

Almost surely, 2^{13312012301320} is an apocalyptic number.

13312012301320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13312012301320 is an abundant number, since it is smaller than the sum of its proper divisors (16640015376740).

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

13312012301320 is a wasteful number, since it uses less digits than its factorization.

13312012301320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332800307544 (or 332800307540 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13312012301320 its reverse (2310321021331), we get a palindrome (15622333322651).

The spelling of 13312012301320 in words is "thirteen trillion, three hundred twelve billion, twelve million, three hundred one thousand, three hundred twenty".