11103424400 has 60 divisors (see below), whose sum is σ = 26694873264. Its totient is φ = 4438224000.

The previous prime is 11103424391. The next prime is 11103424403. The reversal of 11103424400 is 442430111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (11103424403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 603335 + ... + 621465.

Almost surely, 2^11103424400 is an apocalyptic number.

11103424400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103424400 is an abundant number, since it is smaller than the sum of its proper divisors (15591448864).

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

11103424400 is a wasteful number, since it uses less digits than its factorization.

11103424400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19680 (or 19669 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11103424400 its reverse (442430111), we get a palindrome (11545854511).

The spelling of 11103424400 in words is "eleven billion, one hundred three million, four hundred twenty-four thousand, four hundred".