242033330197 has 2 divisors, whose sum is σ = 242033330198. Its totient is φ = 242033330196.

The previous prime is 242033330191. The next prime is 242033330219. The reversal of 242033330197 is 791033330242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122437707921 + 119595622276 = 349911^2 + 345826^2 .

It is a cyclic number.

It is not a de Polignac number, because 242033330197 - 2⁷ = 242033330069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242033330191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121016665098 + 121016665099.

It is an arithmetic number, because the mean of its divisors is an integer number (121016665099).

Almost surely, 2^242033330197 is an apocalyptic number.

It is an amenable number.

242033330197 is a deficient number, since it is larger than the sum of its proper divisors (1).

242033330197 is an equidigital number, since it uses as much as digits as its factorization.

242033330197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 37.

The spelling of 242033330197 in words is "two hundred forty-two billion, thirty-three million, three hundred thirty thousand, one hundred ninety-seven".