113403103242 has 128 divisors (see below), whose sum is σ = 268900998912. Its totient is φ = 31431628800.

The previous prime is 113403103241. The next prime is 113403103259. The reversal of 113403103242 is 242301304311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (113403103241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48607108 + ... + 48609440.

It is an arithmetic number, because the mean of its divisors is an integer number (2100789054).

Almost surely, 2^113403103242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113403103242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134450499456).

113403103242 is an abundant number, since it is smaller than the sum of its proper divisors (155497895670).

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

113403103242 is a wasteful number, since it uses less digits than its factorization.

113403103242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2856.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 113403103242 its reverse (242301304311), we get a palindrome (355704407553).

The spelling of 113403103242 in words is "one hundred thirteen billion, four hundred three million, one hundred three thousand, two hundred forty-two".