242321042213203 has 2 divisors, whose sum is σ = 242321042213204. Its totient is φ = 242321042213202.

The previous prime is 242321042213191. The next prime is 242321042213267. The reversal of 242321042213203 is 302312240123242.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242321042213203 is a prime.

It is not a weakly prime, because it can be changed into another prime (242321042214203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121160521106601 + 121160521106602.

It is an arithmetic number, because the mean of its divisors is an integer number (121160521106602).

Almost surely, 2^{242321042213203} is an apocalyptic number.

242321042213203 is a deficient number, since it is larger than the sum of its proper divisors (1).

242321042213203 is an equidigital number, since it uses as much as digits as its factorization.

242321042213203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 242321042213203 its reverse (302312240123242), we get a palindrome (544633282336445).

The spelling of 242321042213203 in words is "two hundred forty-two trillion, three hundred twenty-one billion, forty-two million, two hundred thirteen thousand, two hundred three".