11320311233 has 16 divisors (see below), whose sum is σ = 14216667264. Its totient is φ = 8756626560.

The previous prime is 11320311229. The next prime is 11320311239. The reversal of 11320311233 is 33211302311.

It is not a de Polignac number, because 11320311233 - 2² = 11320311229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11320311239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526010 + ... + 547107.

It is an arithmetic number, because the mean of its divisors is an integer number (888541704).

Almost surely, 2^11320311233 is an apocalyptic number.

It is an amenable number.

11320311233 is a deficient number, since it is larger than the sum of its proper divisors (2896356031).

11320311233 is a wasteful number, since it uses less digits than its factorization.

11320311233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073272.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11320311233 its reverse (33211302311), we get a palindrome (44531613544).

The spelling of 11320311233 in words is "eleven billion, three hundred twenty million, three hundred eleven thousand, two hundred thirty-three".