13044224001321 has 24 divisors (see below), whose sum is σ = 19037073968640. Its totient is φ = 8606351556576.

The previous prime is 13044224001317. The next prime is 13044224001337. The reversal of 13044224001321 is 12310042244031.

13044224001321 is a `hidden beast` number, since 1 + 304 + 4 + 224 + 0 + 0 + 132 + 1 = 666.

It is not a de Polignac number, because 13044224001321 - 2² = 13044224001317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13044224001371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16049865 + ... + 16842998.

It is an arithmetic number, because the mean of its divisors is an integer number (793211415360).

Almost surely, 2^{13044224001321} is an apocalyptic number.

It is an amenable number.

13044224001321 is a deficient number, since it is larger than the sum of its proper divisors (5992849967319).

13044224001321 is a wasteful number, since it uses less digits than its factorization.

13044224001321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32893325 (or 32893322 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 13044224001321 its reverse (12310042244031), we get a palindrome (25354266245352).

The spelling of 13044224001321 in words is "thirteen trillion, forty-four billion, two hundred twenty-four million, one thousand, three hundred twenty-one".