202303230203 has 4 divisors (see below), whose sum is σ = 202447837200. Its totient is φ = 202158623208.

The previous prime is 202303230197. The next prime is 202303230247. The reversal of 202303230203 is 302032303202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202303230203 - 2¹⁸ = 202302968059 is a prime.

It is a super-2 number, since 2×202303230203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202003230203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72301400 + ... + 72304197.

It is an arithmetic number, because the mean of its divisors is an integer number (50611959300).

Almost surely, 2^202303230203 is an apocalyptic number.

202303230203 is a deficient number, since it is larger than the sum of its proper divisors (144606997).

202303230203 is a wasteful number, since it uses less digits than its factorization.

202303230203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144606996.

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 202303230203 its reverse (302032303202), we get a palindrome (504335533405).

The spelling of 202303230203 in words is "two hundred two billion, three hundred three million, two hundred thirty thousand, two hundred three".