422430203 has 12 divisors (see below), whose sum is σ = 458239320. Its totient is φ = 389241216.

The previous prime is 422430199. The next prime is 422430209. The reversal of 422430203 is 302034224.

It is not a de Polignac number, because 422430203 - 2² = 422430199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422430209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109475 + ... + 113267.

It is an arithmetic number, because the mean of its divisors is an integer number (38186610).

Almost surely, 2^422430203 is an apocalyptic number.

422430203 is a deficient number, since it is larger than the sum of its proper divisors (35809117).

422430203 is a wasteful number, since it uses less digits than its factorization.

422430203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4478 (or 4465 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 422430203 is about 20553.1068940927. The cubic root of 422430203 is about 750.3288649612.

Adding to 422430203 its reverse (302034224), we get a palindrome (724464427).

The spelling of 422430203 in words is "four hundred twenty-two million, four hundred thirty thousand, two hundred three".