11100001100 has 36 divisors (see below), whose sum is σ = 24208086000. Its totient is φ = 4417680960.

The previous prime is 11100001069. The next prime is 11100001117. The reversal of 11100001100 is 110000111.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 258995 + ... + 298794.

Almost surely, 2^11100001100 is an apocalyptic number.

11100001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100001100 is an abundant number, since it is smaller than the sum of its proper divisors (13108084900).

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

11100001100 is a wasteful number, since it uses less digits than its factorization.

11100001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558002 (or 557995 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 11100001100 its reverse (110000111), we get a palindrome (11210001211).

The spelling of 11100001100 in words is "eleven billion, one hundred million, one thousand, one hundred".