11103163200 has 252 divisors, whose sum is σ = 39875117100. Its totient is φ = 2929950720.

The previous prime is 11103163189. The next prime is 11103163207. The reversal of 11103163200 is 236130111.

11103163200 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 31 + 632 + 0 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 348643584 + 10754519616 = 18672^2 + 103704^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103163207) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1392826 + ... + 1400774.

Almost surely, 2^11103163200 is an apocalyptic number.

11103163200 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 11103163200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19937558550).

11103163200 is an abundant number, since it is smaller than the sum of its proper divisors (28771953900).

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

11103163200 is a wasteful number, since it uses less digits than its factorization.

11103163200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8074 (or 8056 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11103163200 its reverse (236130111), we get a palindrome (11339293311).

The spelling of 11103163200 in words is "eleven billion, one hundred three million, one hundred sixty-three thousand, two hundred".