13321341340323 has 4 divisors (see below), whose sum is σ = 17761788453768. Its totient is φ = 8880894226880.

The previous prime is 13321341340283. The next prime is 13321341340357. The reversal of 13321341340323 is 32304314312331.

It is a happy number.

13321341340323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13321341340323 - 2²⁶ = 13321274231459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13321341340393) 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, 2220223556718 + ... + 2220223556723.

It is an arithmetic number, because the mean of its divisors is an integer number (4440447113442).

Almost surely, 2^{13321341340323} is an apocalyptic number.

13321341340323 is a deficient number, since it is larger than the sum of its proper divisors (4440447113445).

13321341340323 is an equidigital number, since it uses as much as digits as its factorization.

13321341340323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440447113444.

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 13321341340323 its reverse (32304314312331), we get a palindrome (45625655652654).

The spelling of 13321341340323 in words is "thirteen trillion, three hundred twenty-one billion, three hundred forty-one million, three hundred forty thousand, three hundred twenty-three".