242251134347 has 2 divisors, whose sum is σ = 242251134348. Its totient is φ = 242251134346.

The previous prime is 242251134283. The next prime is 242251134353. The reversal of 242251134347 is 743431152242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242251134347 - 2⁶ = 242251134283 is a prime.

It is a super-2 number, since 2×242251134347² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242251134347.

It is not a weakly prime, because it can be changed into another prime (242251134247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121125567173 + 121125567174.

It is an arithmetic number, because the mean of its divisors is an integer number (121125567174).

Almost surely, 2^242251134347 is an apocalyptic number.

242251134347 is a deficient number, since it is larger than the sum of its proper divisors (1).

242251134347 is an equidigital number, since it uses as much as digits as its factorization.

242251134347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 38.

Adding to 242251134347 its reverse (743431152242), we get a palindrome (985682286589).

The spelling of 242251134347 in words is "two hundred forty-two billion, two hundred fifty-one million, one hundred thirty-four thousand, three hundred forty-seven".