242119494817 has 2 divisors, whose sum is σ = 242119494818. Its totient is φ = 242119494816.

The previous prime is 242119494779. The next prime is 242119494829. The reversal of 242119494817 is 718494911242.

242119494817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 173119237776 + 69000257041 = 416076^2 + 262679^2 .

It is a cyclic number.

It is not a de Polignac number, because 242119494817 - 2¹⁹ = 242118970529 is a prime.

It is not a weakly prime, because it can be changed into another prime (242119494217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121059747408 + 121059747409.

It is an arithmetic number, because the mean of its divisors is an integer number (121059747409).

Almost surely, 2^242119494817 is an apocalyptic number.

It is an amenable number.

242119494817 is a deficient number, since it is larger than the sum of its proper divisors (1).

242119494817 is an equidigital number, since it uses as much as digits as its factorization.

242119494817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 52.

The spelling of 242119494817 in words is "two hundred forty-two billion, one hundred nineteen million, four hundred ninety-four thousand, eight hundred seventeen".