1113103200 has 216 divisors, whose sum is σ = 3983510664. Its totient is φ = 269772800.

The previous prime is 1113103151. The next prime is 1113103213. The reversal of 1113103200 is 23013111.

It is a super-3 number, since 3×1113103200³ (a number of 28 digits) contains 333 as substring.

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 polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 288484 + ... + 292316.

It is an arithmetic number, because the mean of its divisors is an integer number (18442179).

Almost surely, 2^1113103200 is an apocalyptic number.

1113103200 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 1113103200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1991755332).

1113103200 is an abundant number, since it is smaller than the sum of its proper divisors (2870407464).

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

1113103200 is a wasteful number, since it uses less digits than its factorization.

1113103200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878 (or 3854 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1113103200 is about 33363.2012852484. The cubic root of 1113103200 is about 1036.3627874304.

Adding to 1113103200 its reverse (23013111), we get a palindrome (1136116311).

The spelling of 1113103200 in words is "one billion, one hundred thirteen million, one hundred three thousand, two hundred".