442420302241 has 2 divisors, whose sum is σ = 442420302242. Its totient is φ = 442420302240.

The previous prime is 442420302227. The next prime is 442420302253. The reversal of 442420302241 is 142203024244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360240040000 + 82180262241 = 600200^2 + 286671^2 .

It is a cyclic number.

It is not a de Polignac number, because 442420302241 - 2¹¹ = 442420300193 is a prime.

It is not a weakly prime, because it can be changed into another prime (442420302211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221210151120 + 221210151121.

It is an arithmetic number, because the mean of its divisors is an integer number (221210151121).

Almost surely, 2^442420302241 is an apocalyptic number.

It is an amenable number.

442420302241 is a deficient number, since it is larger than the sum of its proper divisors (1).

442420302241 is an equidigital number, since it uses as much as digits as its factorization.

442420302241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 442420302241 its reverse (142203024244), we get a palindrome (584623326485).

The spelling of 442420302241 in words is "four hundred forty-two billion, four hundred twenty million, three hundred two thousand, two hundred forty-one".