11103011100 has 108 divisors (see below), whose sum is σ = 36848985264. Its totient is φ = 2786634240.

The previous prime is 11103011081. The next prime is 11103011131. The reversal of 11103011100 is 111030111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 347544 + ... + 378143.

It is an arithmetic number, because the mean of its divisors is an integer number (341194308).

Almost surely, 2^11103011100 is an apocalyptic number.

11103011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103011100 is an abundant number, since it is smaller than the sum of its proper divisors (25745974164).

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

11103011100 is a wasteful number, since it uses less digits than its factorization.

11103011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725724 (or 725714 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

Adding to 11103011100 its reverse (111030111), we get a palindrome (11214041211).

11103011100 divided by its reverse (111030111) gives a square (100 = 10²).

The spelling of 11103011100 in words is "eleven billion, one hundred three million, eleven thousand, one hundred".