242444422219 has 4 divisors (see below), whose sum is σ = 242647645896. Its totient is φ = 242241198544.

The previous prime is 242444422163. The next prime is 242444422229. The reversal of 242444422219 is 912224444242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242444422219 - 2¹¹ = 242444420171 is a prime.

It is a super-2 number, since 2×242444422219² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242444422229) 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 in 3 ways as a sum of consecutive naturals, for example, 101610049 + ... + 101612434.

It is an arithmetic number, because the mean of its divisors is an integer number (60661911474).

Almost surely, 2^242444422219 is an apocalyptic number.

242444422219 is a deficient number, since it is larger than the sum of its proper divisors (203223677).

242444422219 is a wasteful number, since it uses less digits than its factorization.

242444422219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203223676.

The product of its digits is 294912, while the sum is 40.

The spelling of 242444422219 in words is "two hundred forty-two billion, four hundred forty-four million, four hundred twenty-two thousand, two hundred nineteen".