13001123013321 has 8 divisors (see below), whose sum is σ = 17435032018560. Its totient is φ = 8617314675152.

The previous prime is 13001123013317. The next prime is 13001123013349. The reversal of 13001123013321 is 12331032110031.

It is a happy number.

13001123013321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13001123013321 - 2² = 13001123013317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13001123017321) 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, 12525166161 + ... + 12525167198.

It is an arithmetic number, because the mean of its divisors is an integer number (2179379002320).

Almost surely, 2^{13001123013321} is an apocalyptic number.

It is an amenable number.

13001123013321 is a deficient number, since it is larger than the sum of its proper divisors (4433909005239).

13001123013321 is a wasteful number, since it uses less digits than its factorization.

13001123013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25050333535.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13001123013321 its reverse (12331032110031), we get a palindrome (25332155123352).

The spelling of 13001123013321 in words is "thirteen trillion, one billion, one hundred twenty-three million, thirteen thousand, three hundred twenty-one".