242316227 has 2 divisors, whose sum is σ = 242316228. Its totient is φ = 242316226.

The previous prime is 242316211. The next prime is 242316229. The reversal of 242316227 is 722613242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242316227 - 2⁴ = 242316211 is a prime.

Together with 242316229, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242316227.

It is not a weakly prime, because it can be changed into another prime (242316229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121158113 + 121158114.

It is an arithmetic number, because the mean of its divisors is an integer number (121158114).

Almost surely, 2^242316227 is an apocalyptic number.

242316227 is a deficient number, since it is larger than the sum of its proper divisors (1).

242316227 is an equidigital number, since it uses as much as digits as its factorization.

242316227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The square root of 242316227 is about 15566.5097886456. The cubic root of 242316227 is about 623.4392862938.

Adding to 242316227 its reverse (722613242), we get a palindrome (964929469).

The spelling of 242316227 in words is "two hundred forty-two million, three hundred sixteen thousand, two hundred twenty-seven".