113203042303 has 24 divisors (see below), whose sum is σ = 123475938432. Its totient is φ = 103734753408.

The previous prime is 113203042273. The next prime is 113203042357. The reversal of 113203042303 is 303240302311.

It is not a de Polignac number, because 113203042303 - 2¹³ = 113203034111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113203042003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14053225 + ... + 14061277.

It is an arithmetic number, because the mean of its divisors is an integer number (5144830768).

Almost surely, 2^113203042303 is an apocalyptic number.

113203042303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113203042303 is a deficient number, since it is larger than the sum of its proper divisors (10272896129).

113203042303 is a wasteful number, since it uses less digits than its factorization.

113203042303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8675 (or 8662 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 113203042303 its reverse (303240302311), we get a palindrome (416443344614).

The spelling of 113203042303 in words is "one hundred thirteen billion, two hundred three million, forty-two thousand, three hundred three".