13321303321 has 8 divisors (see below), whose sum is σ = 13395870720. Its totient is φ = 13246793472.

The previous prime is 13321303301. The next prime is 13321303327. The reversal of 13321303321 is 12330312331.

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 13321303321 - 2⁹ = 13321302809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13321303292 and 13321303301.

It is not an unprimeable number, because it can be changed into a prime (13321303327) 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, 501000 + ... + 526918.

It is an arithmetic number, because the mean of its divisors is an integer number (1674483840).

Almost surely, 2^13321303321 is an apocalyptic number.

It is an amenable number.

13321303321 is a deficient number, since it is larger than the sum of its proper divisors (74567399).

13321303321 is a wasteful number, since it uses less digits than its factorization.

13321303321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28775.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 13321303321 its reverse (12330312331), we get a palindrome (25651615652).

The spelling of 13321303321 in words is "thirteen billion, three hundred twenty-one million, three hundred three thousand, three hundred twenty-one".