113403103000 has 256 divisors, whose sum is σ = 295489658880. Its totient is φ = 40392000000.

The previous prime is 113403102877. The next prime is 113403103001. The reversal of 113403103000 is 301304311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113403103001) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 114432505 + ... + 114433495.

It is an arithmetic number, because the mean of its divisors is an integer number (1154256480).

Almost surely, 2^113403103000 is an apocalyptic number.

113403103000 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 113403103000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147744829440).

113403103000 is an abundant number, since it is smaller than the sum of its proper divisors (182086555880).

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

113403103000 is a wasteful number, since it uses less digits than its factorization.

113403103000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227 (or 1213 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 113403103000 its reverse (301304311), we get a palindrome (113704407311).

The spelling of 113403103000 in words is "one hundred thirteen billion, four hundred three million, one hundred three thousand".