11331130312 has 32 divisors (see below), whose sum is σ = 21788323200. Its totient is φ = 5521219200.

The previous prime is 11331130289. The next prime is 11331130361. The reversal of 11331130312 is 21303113311.

It is a self number, because there is not a number n which added to its sum of digits gives 11331130312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282637 + ... + 320227.

It is an arithmetic number, because the mean of its divisors is an integer number (680885100).

Almost surely, 2^11331130312 is an apocalyptic number.

It is an amenable number.

11331130312 is a deficient number, since it is larger than the sum of its proper divisors (10457192888).

11331130312 is a wasteful number, since it uses less digits than its factorization.

11331130312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38557 (or 38553 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11331130312 its reverse (21303113311), we get a palindrome (32634243623).

The spelling of 11331130312 in words is "eleven billion, three hundred thirty-one million, one hundred thirty thousand, three hundred twelve".