42231303 has 12 divisors (see below), whose sum is σ = 61837360. Its totient is φ = 27768096.

The previous prime is 42231283. The next prime is 42231311. The reversal of 42231303 is 30313224.

It is not a de Polignac number, because 42231303 - 2²⁰ = 41182727 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 (42231323) 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, 31483 + ... + 32796.

Almost surely, 2^42231303 is an apocalyptic number.

42231303 is a deficient number, since it is larger than the sum of its proper divisors (19606057).

42231303 is a wasteful number, since it uses less digits than its factorization.

42231303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64358 (or 64355 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 42231303 is about 6498.5616100796. The cubic root of 42231303 is about 348.2396041146.

Adding to 42231303 its reverse (30313224), we get a palindrome (72544527).

The spelling of 42231303 in words is "forty-two million, two hundred thirty-one thousand, three hundred three".