13311210401321 has 12 divisors (see below), whose sum is σ = 15485055534720. Its totient is φ = 11409176910600.

The previous prime is 13311210401263. The next prime is 13311210401329. The reversal of 13311210401321 is 12310401211331.

It is a de Polignac number, because none of the positive numbers 2^k-13311210401321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13311210401329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3832205 + ... + 6427146.

It is an arithmetic number, because the mean of its divisors is an integer number (1290421294560).

Almost surely, 2^{13311210401321} is an apocalyptic number.

It is an amenable number.

13311210401321 is a deficient number, since it is larger than the sum of its proper divisors (2173845133399).

13311210401321 is a wasteful number, since it uses less digits than its factorization.

13311210401321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10285844 (or 10285837 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 13311210401321 its reverse (12310401211331), we get a palindrome (25621611612652).

The spelling of 13311210401321 in words is "thirteen trillion, three hundred eleven billion, two hundred ten million, four hundred one thousand, three hundred twenty-one".