11156242312 has 32 divisors (see below), whose sum is σ = 22031193600. Its totient is φ = 5281585344.

The previous prime is 11156242289. The next prime is 11156242313. The reversal of 11156242312 is 21324265111.

It is not an unprimeable number, because it can be changed into a prime (11156242313) 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 7 ways as a sum of consecutive naturals, for example, 265753 + ... + 304855.

It is an arithmetic number, because the mean of its divisors is an integer number (688474800).

Almost surely, 2^11156242312 is an apocalyptic number.

It is an amenable number.

11156242312 is a deficient number, since it is larger than the sum of its proper divisors (10874951288).

11156242312 is a wasteful number, since it uses less digits than its factorization.

11156242312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41005 (or 41001 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The spelling of 11156242312 in words is "eleven billion, one hundred fifty-six million, two hundred forty-two thousand, three hundred twelve".