23303203 has 16 divisors (see below), whose sum is σ = 29493504. Its totient is φ = 17883360.

The previous prime is 23303191. The next prime is 23303221. The reversal of 23303203 is 30230332.

It is a happy number.

23303203 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 23303203 - 2⁹ = 23302691 is a prime.

It is a Duffinian number.

23303203 is an undulating number in base 12.

It is not an unprimeable number, because it can be changed into a prime (23303263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2901 + ... + 7417.

It is an arithmetic number, because the mean of its divisors is an integer number (1843344).

Almost surely, 2^23303203 is an apocalyptic number.

23303203 is a deficient number, since it is larger than the sum of its proper divisors (6190301).

23303203 is a wasteful number, since it uses less digits than its factorization.

23303203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602.

The product of its (nonzero) digits is 324, while the sum is 16.

The square root of 23303203 is about 4827.3391221251. The cubic root of 23303203 is about 285.6309117326.

Adding to 23303203 its reverse (30230332), we get a palindrome (53533535).

The spelling of 23303203 in words is "twenty-three million, three hundred three thousand, two hundred three".