11123102100 has 72 divisors (see below), whose sum is σ = 35108565408. Its totient is φ = 2696508800.

The previous prime is 11123102051. The next prime is 11123102141. The reversal of 11123102100 is 120132111.

11123102100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

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 23 ways as a sum of consecutive naturals, for example, 1682019 + ... + 1688618.

It is an arithmetic number, because the mean of its divisors is an integer number (487618964).

Almost surely, 2^11123102100 is an apocalyptic number.

11123102100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123102100 is an abundant number, since it is smaller than the sum of its proper divisors (23985463308).

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

11123102100 is a wasteful number, since it uses less digits than its factorization.

11123102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370665 (or 3370658 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11123102100 its reverse (120132111), we get a palindrome (11243234211).

The spelling of 11123102100 in words is "eleven billion, one hundred twenty-three million, one hundred two thousand, one hundred".