13321444334001 has 4 divisors (see below), whose sum is σ = 17761925778672. Its totient is φ = 8880962889332.

The previous prime is 13321444333993. The next prime is 13321444334039. The reversal of 13321444334001 is 10043344412331.

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 13321444334001 - 2³ = 13321444333993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13321444334501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2220240722331 + ... + 2220240722336.

It is an arithmetic number, because the mean of its divisors is an integer number (4440481444668).

Almost surely, 2^{13321444334001} is an apocalyptic number.

It is an amenable number.

13321444334001 is a deficient number, since it is larger than the sum of its proper divisors (4440481444671).

13321444334001 is an equidigital number, since it uses as much as digits as its factorization.

13321444334001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440481444670.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 13321444334001 its reverse (10043344412331), we get a palindrome (23364788746332).

The spelling of 13321444334001 in words is "thirteen trillion, three hundred twenty-one billion, four hundred forty-four million, three hundred thirty-four thousand, one".