242330240393 has 2 divisors, whose sum is σ = 242330240394. Its totient is φ = 242330240392.

The previous prime is 242330240329. The next prime is 242330240419. The reversal of 242330240393 is 393042033242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132697732729 + 109632507664 = 364277^2 + 331108^2 .

It is a cyclic number.

It is not a de Polignac number, because 242330240393 - 2⁶ = 242330240329 is a prime.

It is not a weakly prime, because it can be changed into another prime (242330240303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121165120196 + 121165120197.

It is an arithmetic number, because the mean of its divisors is an integer number (121165120197).

Almost surely, 2^242330240393 is an apocalyptic number.

It is an amenable number.

242330240393 is a deficient number, since it is larger than the sum of its proper divisors (1).

242330240393 is an equidigital number, since it uses as much as digits as its factorization.

242330240393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 35.

The spelling of 242330240393 in words is "two hundred forty-two billion, three hundred thirty million, two hundred forty thousand, three hundred ninety-three".