11103321100 has 18 divisors (see below), whose sum is σ = 24094207004. Its totient is φ = 4441328400.

The previous prime is 11103321071. The next prime is 11103321109. The reversal of 11103321100 is 112330111.

11103321100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11103321109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55516506 + ... + 55516705.

Almost surely, 2^11103321100 is an apocalyptic number.

11103321100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103321100 is an abundant number, since it is smaller than the sum of its proper divisors (12990885904).

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

11103321100 is a wasteful number, since it uses less digits than its factorization.

11103321100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111033225 (or 111033218 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11103321100 its reverse (112330111), we get a palindrome (11215651211).

The spelling of 11103321100 in words is "eleven billion, one hundred three million, three hundred twenty-one thousand, one hundred".