11124400312 has 64 divisors (see below), whose sum is σ = 21555072000. Its totient is φ = 5379287424.

The previous prime is 11124400297. The next prime is 11124400349. The reversal of 11124400312 is 21300442111.

It is a self number, because there is not a number n which added to its sum of digits gives 11124400312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22115853 + ... + 22116355.

It is an arithmetic number, because the mean of its divisors is an integer number (336798000).

Almost surely, 2^11124400312 is an apocalyptic number.

It is an amenable number.

11124400312 is a deficient number, since it is larger than the sum of its proper divisors (10430671688).

11124400312 is a wasteful number, since it uses less digits than its factorization.

11124400312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060 (or 1056 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11124400312 its reverse (21300442111), we get a palindrome (32424842423).

The spelling of 11124400312 in words is "eleven billion, one hundred twenty-four million, four hundred thousand, three hundred twelve".