11103003100 has 108 divisors (see below), whose sum is σ = 28076937336. Its totient is φ = 3799985280.

The previous prime is 11103003089. The next prime is 11103003113. The reversal of 11103003100 is 130030111.

11103003100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11103003100² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 3315627 + ... + 3318973.

It is an arithmetic number, because the mean of its divisors is an integer number (259971642).

Almost surely, 2^11103003100 is an apocalyptic number.

11103003100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11103003100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14038468668).

11103003100 is an abundant number, since it is smaller than the sum of its proper divisors (16973934236).

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

11103003100 is a wasteful number, since it uses less digits than its factorization.

11103003100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4052 (or 4038 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 11103003100 its reverse (130030111), we get a palindrome (11233033211).

The spelling of 11103003100 in words is "eleven billion, one hundred three million, three thousand, one hundred".