13044002242321 has 4 divisors (see below), whose sum is σ = 13045589305200. Its totient is φ = 13042415179444.

The previous prime is 13044002242319. The next prime is 13044002242343. The reversal of 13044002242321 is 12324220044031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13044002242321 - 2¹ = 13044002242319 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 13044002242321.

It is not an unprimeable number, because it can be changed into a prime (13044002242721) 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, 793519111 + ... + 793535548.

It is an arithmetic number, because the mean of its divisors is an integer number (3261397326300).

Almost surely, 2^{13044002242321} is an apocalyptic number.

It is an amenable number.

13044002242321 is a deficient number, since it is larger than the sum of its proper divisors (1587062879).

13044002242321 is an equidigital number, since it uses as much as digits as its factorization.

13044002242321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587062878.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 13044002242321 its reverse (12324220044031), we get a palindrome (25368222286352).

The spelling of 13044002242321 in words is "thirteen trillion, forty-four billion, two million, two hundred forty-two thousand, three hundred twenty-one".