11100043312 has 20 divisors (see below), whose sum is σ = 21516587136. Its totient is φ = 5547375680.

The previous prime is 11100043309. The next prime is 11100043373. The reversal of 11100043312 is 21334000111.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 130543 + ... + 198094.

Almost surely, 2^11100043312 is an apocalyptic number.

It is an amenable number.

11100043312 is a deficient number, since it is larger than the sum of its proper divisors (10416543824).

11100043312 is a wasteful number, since it uses less digits than its factorization.

11100043312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330756 (or 330750 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11100043312 its reverse (21334000111), we get a palindrome (32434043423).

The spelling of 11100043312 in words is "eleven billion, one hundred million, forty-three thousand, three hundred twelve".