13044112234521 has 4 divisors (see below), whose sum is σ = 17392149646032. Its totient is φ = 8696074823012.

The previous prime is 13044112234501. The next prime is 13044112234523. The reversal of 13044112234521 is 12543221144031.

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 13044112234521 - 2⁷ = 13044112234393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13044112234523) 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, 2174018705751 + ... + 2174018705756.

It is an arithmetic number, because the mean of its divisors is an integer number (4348037411508).

Almost surely, 2^{13044112234521} is an apocalyptic number.

It is an amenable number.

13044112234521 is a deficient number, since it is larger than the sum of its proper divisors (4348037411511).

13044112234521 is an equidigital number, since it uses as much as digits as its factorization.

13044112234521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4348037411510.

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 13044112234521 its reverse (12543221144031), we get a palindrome (25587333378552).

The spelling of 13044112234521 in words is "thirteen trillion, forty-four billion, one hundred twelve million, two hundred thirty-four thousand, five hundred twenty-one".