11331344312 has 32 divisors (see below), whose sum is σ = 22198125600. Its totient is φ = 5412468864.

The previous prime is 11331344273. The next prime is 11331344327. The reversal of 11331344312 is 21344313311.

It is a congruent number.

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, 108014 + ... + 185282.

It is an arithmetic number, because the mean of its divisors is an integer number (693691425).

Almost surely, 2^11331344312 is an apocalyptic number.

It is an amenable number.

11331344312 is a deficient number, since it is larger than the sum of its proper divisors (10866781288).

11331344312 is a wasteful number, since it uses less digits than its factorization.

11331344312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78095 (or 78091 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

Adding to 11331344312 its reverse (21344313311), we get a palindrome (32675657623).

The spelling of 11331344312 in words is "eleven billion, three hundred thirty-one million, three hundred forty-four thousand, three hundred twelve".