11112323313 has 32 divisors (see below), whose sum is σ = 18368775936. Its totient is φ = 5818641408.

The previous prime is 11112323297. The next prime is 11112323347. The reversal of 11112323313 is 31332321111.

It is a happy number.

It is not a de Polignac number, because 11112323313 - 2⁴ = 11112323297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11112323313.

It is not an unprimeable number, because it can be changed into a prime (11112323353) 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, 111156 + ... + 185957.

It is an arithmetic number, because the mean of its divisors is an integer number (574024248).

Almost surely, 2^11112323313 is an apocalyptic number.

11112323313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11112323313 is a deficient number, since it is larger than the sum of its proper divisors (7256452623).

11112323313 is a wasteful number, since it uses less digits than its factorization.

11112323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297273.

The product of its digits is 324, while the sum is 21.

Adding to 11112323313 its reverse (31332321111), we get a palindrome (42444644424).

The spelling of 11112323313 in words is "eleven billion, one hundred twelve million, three hundred twenty-three thousand, three hundred thirteen".