1100011100 has 18 divisors (see below), whose sum is σ = 2387024304. Its totient is φ = 440004400.

The previous prime is 1100011063. The next prime is 1100011117. The reversal of 1100011100 is 11100011.

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

1100011100 is a modest number, since divided by 11100 gives 1100 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5499956 + ... + 5500155.

Almost surely, 2^1100011100 is an apocalyptic number.

1100011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100011100 is an abundant number, since it is smaller than the sum of its proper divisors (1287013204).

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

1100011100 is a wasteful number, since it uses less digits than its factorization.

1100011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000125 (or 11000118 counting only the distinct ones).

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

The square root of 1100011100 is about 33166.4152419281. The cubic root of 1100011100 is about 1032.2835876596.

Adding to 1100011100 its reverse (11100011), we get a palindrome (1111111111).

The spelling of 1100011100 in words is "one billion, one hundred million, eleven thousand, one hundred".