11323110231 has 8 divisors (see below), whose sum is σ = 16774978160. Its totient is φ = 7548740136.

The previous prime is 11323110229. The next prime is 11323110247. The reversal of 11323110231 is 13201132311.

11323110231 is a `hidden beast` number, since 1 + 1 + 323 + 110 + 231 = 666.

It is not a de Polignac number, because 11323110231 - 2¹ = 11323110229 is a prime.

It is a super-2 number, since 2×11323110231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323110031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209687200 + ... + 209687253.

It is an arithmetic number, because the mean of its divisors is an integer number (2096872270).

Almost surely, 2^11323110231 is an apocalyptic number.

11323110231 is a deficient number, since it is larger than the sum of its proper divisors (5451867929).

11323110231 is an equidigital number, since it uses as much as digits as its factorization.

11323110231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419374462 (or 419374456 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11323110231 its reverse (13201132311), we get a palindrome (24524242542).

The spelling of 11323110231 in words is "eleven billion, three hundred twenty-three million, one hundred ten thousand, two hundred thirty-one".