13320011321 has 8 divisors (see below), whose sum is σ = 13901686080. Its totient is φ = 12738548592.

The previous prime is 13320011317. The next prime is 13320011339. The reversal of 13320011321 is 12311002331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13320011321 - 2² = 13320011317 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13320011321.

It is not an unprimeable number, because it can be changed into a prime (13320011371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82811 + ... + 183023.

It is an arithmetic number, because the mean of its divisors is an integer number (1737710760).

Almost surely, 2^13320011321 is an apocalyptic number.

It is an amenable number.

13320011321 is a deficient number, since it is larger than the sum of its proper divisors (581674759).

13320011321 is a wasteful number, since it uses less digits than its factorization.

13320011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106015.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13320011321 its reverse (12311002331), we get a palindrome (25631013652).

The spelling of 13320011321 in words is "thirteen billion, three hundred twenty million, eleven thousand, three hundred twenty-one".