11104543021872 has 90 divisors (see below), whose sum is σ = 28843548600468. Its totient is φ = 3681390011904.

The previous prime is 11104543021853. The next prime is 11104543021909. The reversal of 11104543021872 is 27812034540111.

11104543021872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11104543021872² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11104543021872.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4594348408 + ... + 4594350824.

Almost surely, 2^{11104543021872} is an apocalyptic number.

11104543021872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11104543021872 is an abundant number, since it is smaller than the sum of its proper divisors (17739005578596).

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

11104543021872 is an frugal number, since it uses more digits than its factorization.

11104543021872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5243 (or 2621 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

Adding to 11104543021872 its reverse (27812034540111), we get a palindrome (38916577561983).

The spelling of 11104543021872 in words is "eleven trillion, one hundred four billion, five hundred forty-three million, twenty-one thousand, eight hundred seventy-two".