242012303 has 4 divisors (see below), whose sum is σ = 260628648. Its totient is φ = 223395960.

The previous prime is 242012297. The next prime is 242012317. The reversal of 242012303 is 303210242.

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 242012303 - 2²⁶ = 174903439 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 (242012383) 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, 9308153 + ... + 9308178.

It is an arithmetic number, because the mean of its divisors is an integer number (65157162).

Almost surely, 2^242012303 is an apocalyptic number.

242012303 is a deficient number, since it is larger than the sum of its proper divisors (18616345).

242012303 is a wasteful number, since it uses less digits than its factorization.

242012303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18616344.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 242012303 is about 15556.7446144751. The cubic root of 242012303 is about 623.1785286375.

Adding to 242012303 its reverse (303210242), we get a palindrome (545222545).

The spelling of 242012303 in words is "two hundred forty-two million, twelve thousand, three hundred three".