13320311400423 has 24 divisors (see below), whose sum is σ = 19423315408640. Its totient is φ = 8795861357760.

The previous prime is 13320311400421. The next prime is 13320311400503. The reversal of 13320311400423 is 32400411302331.

It is a happy number.

13320311400423 is a `hidden beast` number, since 1 + 3 + 3 + 203 + 11 + 400 + 42 + 3 = 666.

It is not a de Polignac number, because 13320311400423 - 2¹ = 13320311400421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320311400421) 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, 784890 + ... + 5220792.

Almost surely, 2^{13320311400423} is an apocalyptic number.

13320311400423 is a deficient number, since it is larger than the sum of its proper divisors (6103004008217).

13320311400423 is a wasteful number, since it uses less digits than its factorization.

13320311400423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4439079 (or 4439076 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13320311400423 its reverse (32400411302331), we get a palindrome (45720722702754).

The spelling of 13320311400423 in words is "thirteen trillion, three hundred twenty billion, three hundred eleven million, four hundred thousand, four hundred twenty-three".