11100111204 has 48 divisors (see below), whose sum is σ = 31877245568. Its totient is φ = 2927501568.

The previous prime is 11100111181. The next prime is 11100111227. The reversal of 11100111204 is 40211100111.

It is an interprime number because it is at equal distance from previous prime (11100111181) and next prime (11100111227).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 11100111204.

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, 5081377 + ... + 5083560.

Almost surely, 2^11100111204 is an apocalyptic number.

11100111204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11100111204 is an abundant number, since it is smaller than the sum of its proper divisors (20777134364).

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

11100111204 is a wasteful number, since it uses less digits than its factorization.

11100111204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10164964 (or 10164962 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11100111204 its reverse (40211100111), we get a palindrome (51311211315).

The spelling of 11100111204 in words is "eleven billion, one hundred million, one hundred eleven thousand, two hundred four".