11103455200 has 144 divisors (see below), whose sum is σ = 27609951600. Its totient is φ = 4359680000.

The previous prime is 11103455177. The next prime is 11103455261. The reversal of 11103455200 is 255430111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10584276 + ... + 10585324.

It is an arithmetic number, because the mean of its divisors is an integer number (191735775).

Almost surely, 2^11103455200 is an apocalyptic number.

11103455200 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 11103455200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13804975800).

11103455200 is an abundant number, since it is smaller than the sum of its proper divisors (16506496400).

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

11103455200 is a wasteful number, since it uses less digits than its factorization.

11103455200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 11103455200 its reverse (255430111), we get a palindrome (11358885311).

The spelling of 11103455200 in words is "eleven billion, one hundred three million, four hundred fifty-five thousand, two hundred".