13320112443 has 32 divisors (see below), whose sum is σ = 19922982912. Its totient is φ = 7844889600.

The previous prime is 13320112423. The next prime is 13320112453. The reversal of 13320112443 is 34421102331.

It is a happy number.

It is not a de Polignac number, because 13320112443 - 2¹³ = 13320104251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13320112423) 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, 1047403 + ... + 1060043.

It is an arithmetic number, because the mean of its divisors is an integer number (622593216).

Almost surely, 2^13320112443 is an apocalyptic number.

13320112443 is a deficient number, since it is larger than the sum of its proper divisors (6602870469).

13320112443 is a wasteful number, since it uses less digits than its factorization.

13320112443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13555.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13320112443 its reverse (34421102331), we get a palindrome (47741214774).

The spelling of 13320112443 in words is "thirteen billion, three hundred twenty million, one hundred twelve thousand, four hundred forty-three".