11321243313 has 16 divisors (see below), whose sum is σ = 16414905600. Its totient is φ = 6911536896.

The previous prime is 11321243293. The next prime is 11321243317. The reversal of 11321243313 is 31334212311.

11321243313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11321243313 - 2⁵ = 11321243281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11321243317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2997913 + ... + 3001686.

It is an arithmetic number, because the mean of its divisors is an integer number (1025931600).

Almost surely, 2^11321243313 is an apocalyptic number.

It is an amenable number.

11321243313 is a deficient number, since it is larger than the sum of its proper divisors (5093662287).

11321243313 is a wasteful number, since it uses less digits than its factorization.

11321243313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5999656.

The product of its digits is 1296, while the sum is 24.

Adding to 11321243313 its reverse (31334212311), we get a palindrome (42655455624).

The spelling of 11321243313 in words is "eleven billion, three hundred twenty-one million, two hundred forty-three thousand, three hundred thirteen".