242451322207 has 2 divisors, whose sum is σ = 242451322208. Its totient is φ = 242451322206.

The previous prime is 242451322193. The next prime is 242451322219. The reversal of 242451322207 is 702223154242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242451322207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242451322277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121225661103 + 121225661104.

It is an arithmetic number, because the mean of its divisors is an integer number (121225661104).

Almost surely, 2^242451322207 is an apocalyptic number.

242451322207 is a deficient number, since it is larger than the sum of its proper divisors (1).

242451322207 is an equidigital number, since it uses as much as digits as its factorization.

242451322207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 34.

Adding to 242451322207 its reverse (702223154242), we get a palindrome (944674476449).

The spelling of 242451322207 in words is "two hundred forty-two billion, four hundred fifty-one million, three hundred twenty-two thousand, two hundred seven".