13320011002321 has 4 divisors (see below), whose sum is σ = 13518817136752. Its totient is φ = 13121204867892.

The previous prime is 13320011002307. The next prime is 13320011002349. The reversal of 13320011002321 is 12320011002331.

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.

It is a cyclic number.

It is not a de Polignac number, because 13320011002321 - 2²¹ = 13320008905169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13320011002121) 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, 99403067115 + ... + 99403067248.

It is an arithmetic number, because the mean of its divisors is an integer number (3379704284188).

Almost surely, 2^{13320011002321} is an apocalyptic number.

It is an amenable number.

13320011002321 is a deficient number, since it is larger than the sum of its proper divisors (198806134431).

13320011002321 is an equidigital number, since it uses as much as digits as its factorization.

13320011002321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198806134430.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13320011002321 its reverse (12320011002331), we get a palindrome (25640022004652).

The spelling of 13320011002321 in words is "thirteen trillion, three hundred twenty billion, eleven million, two thousand, three hundred twenty-one".