13321301023 has 4 divisors (see below), whose sum is σ = 13900488048. Its totient is φ = 12742114000.

The previous prime is 13321301011. The next prime is 13321301027. The reversal of 13321301023 is 32010312331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32010312331 = 439 ⋅72916429.

It is a cyclic number.

It is not a de Polignac number, because 13321301023 - 2⁵ = 13321300991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321301027) 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, 289593478 + ... + 289593523.

It is an arithmetic number, because the mean of its divisors is an integer number (3475122012).

Almost surely, 2^13321301023 is an apocalyptic number.

13321301023 is a deficient number, since it is larger than the sum of its proper divisors (579187025).

13321301023 is an equidigital number, since it uses as much as digits as its factorization.

13321301023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579187024.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13321301023 its reverse (32010312331), we get a palindrome (45331613354).

The spelling of 13321301023 in words is "thirteen billion, three hundred twenty-one million, three hundred one thousand, twenty-three".