23303440203 has 16 divisors (see below), whose sum is σ = 31742457120. Its totient is φ = 15201598464.

The previous prime is 23303440201. The next prime is 23303440213. The reversal of 23303440203 is 30204430332.

It is not a de Polignac number, because 23303440203 - 2¹ = 23303440201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23303440201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137158 + ... + 255771.

It is an arithmetic number, because the mean of its divisors is an integer number (1983903570).

Almost surely, 2^23303440203 is an apocalyptic number.

23303440203 is a deficient number, since it is larger than the sum of its proper divisors (8439016917).

23303440203 is a wasteful number, since it uses less digits than its factorization.

23303440203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393358.

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 23303440203 its reverse (30204430332), we get a palindrome (53507870535).

The spelling of 23303440203 in words is "twenty-three billion, three hundred three million, four hundred forty thousand, two hundred three".