11230031313 has 12 divisors (see below), whose sum is σ = 16926424320. Its totient is φ = 7161179256.

The previous prime is 11230031291. The next prime is 11230031321. The reversal of 11230031313 is 31313003211.

It is a happy number.

It is not a de Polignac number, because 11230031313 - 2¹² = 11230027217 is a prime.

It is a super-2 number, since 2×11230031313² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11230031353) 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 11 ways as a sum of consecutive naturals, for example, 27125473 + ... + 27125886.

It is an arithmetic number, because the mean of its divisors is an integer number (1410535360).

Almost surely, 2^11230031313 is an apocalyptic number.

It is an amenable number.

11230031313 is a deficient number, since it is larger than the sum of its proper divisors (5696393007).

11230031313 is a wasteful number, since it uses less digits than its factorization.

11230031313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54251388 (or 54251385 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11230031313 its reverse (31313003211), we get a palindrome (42543034524).

The spelling of 11230031313 in words is "eleven billion, two hundred thirty million, thirty-one thousand, three hundred thirteen".