11100111208 has 16 divisors (see below), whose sum is σ = 20815470180. Its totient is φ = 5549319168.

The previous prime is 11100111181. The next prime is 11100111227. The reversal of 11100111208 is 80211100111.

It can be written as a sum of positive squares in 2 ways, for example, as 11092723684 + 7387524 = 105322^2 + 2718^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11100111191 and 11100111200.

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, 25135 + ... + 151102.

Almost surely, 2^11100111208 is an apocalyptic number.

It is an amenable number.

11100111208 is a deficient number, since it is larger than the sum of its proper divisors (9715358972).

11100111208 is a wasteful number, since it uses less digits than its factorization.

11100111208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184116 (or 184112 counting only the distinct ones).

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

Adding to 11100111208 its reverse (80211100111), we get a palindrome (91311211319).

The spelling of 11100111208 in words is "eleven billion, one hundred million, one hundred eleven thousand, two hundred eight".