13301323210321 has 4 divisors (see below), whose sum is σ = 13301331519600. Its totient is φ = 13301314901044.

The previous prime is 13301323210319. The next prime is 13301323210349. The reversal of 13301323210321 is 12301232310331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13301323210321 - 2¹ = 13301323210319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13301323210381) 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, 907531 + ... + 5237008.

It is an arithmetic number, because the mean of its divisors is an integer number (3325332879900).

Almost surely, 2^{13301323210321} is an apocalyptic number.

It is an amenable number.

13301323210321 is a deficient number, since it is larger than the sum of its proper divisors (8309279).

13301323210321 is an equidigital number, since it uses as much as digits as its factorization.

13301323210321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8309278.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 13301323210321 its reverse (12301232310331), we get a palindrome (25602555520652).

The spelling of 13301323210321 in words is "thirteen trillion, three hundred one billion, three hundred twenty-three million, two hundred ten thousand, three hundred twenty-one".