13321041243423 has 32 divisors (see below), whose sum is σ = 17857767944640. Its totient is φ = 8832652646400.

The previous prime is 13321041243403. The next prime is 13321041243449. The reversal of 13321041243423 is 32434214012331.

It is not a de Polignac number, because 13321041243423 - 2⁹ = 13321041242911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321041243403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1736994633 + ... + 1737002301.

It is an arithmetic number, because the mean of its divisors is an integer number (558055248270).

Almost surely, 2^{13321041243423} is an apocalyptic number.

13321041243423 is a deficient number, since it is larger than the sum of its proper divisors (4536726701217).

13321041243423 is a wasteful number, since it uses less digits than its factorization.

13321041243423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12107.

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

Adding to 13321041243423 its reverse (32434214012331), we get a palindrome (45755255255754).

The spelling of 13321041243423 in words is "thirteen trillion, three hundred twenty-one billion, forty-one million, two hundred forty-three thousand, four hundred twenty-three".