11303113312 has 24 divisors (see below), whose sum is σ = 23020351200. Its totient is φ = 5456674944.

The previous prime is 11303113301. The next prime is 11303113363. The reversal of 11303113312 is 21331130311.

It is a self number, because there is not a number n which added to its sum of digits gives 11303113312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6089112 + ... + 6090967.

It is an arithmetic number, because the mean of its divisors is an integer number (959181300).

Almost surely, 2^11303113312 is an apocalyptic number.

It is an amenable number.

11303113312 is an abundant number, since it is smaller than the sum of its proper divisors (11717237888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11303113312 is a wasteful number, since it uses less digits than its factorization.

11303113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12180118 (or 12180110 counting only the distinct ones).

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

Adding to 11303113312 its reverse (21331130311), we get a palindrome (32634243623).

The spelling of 11303113312 in words is "eleven billion, three hundred three million, one hundred thirteen thousand, three hundred twelve".