4021442443219 has 2 divisors, whose sum is σ = 4021442443220. Its totient is φ = 4021442443218.

The previous prime is 4021442443157. The next prime is 4021442443241. The reversal of 4021442443219 is 9123442441204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4021442443219 - 2¹¹ = 4021442441171 is a prime.

It is a super-2 number, since 2×4021442443219² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4021442443619) 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, 2010721221609 + 2010721221610.

It is an arithmetic number, because the mean of its divisors is an integer number (2010721221610).

Almost surely, 2^{4021442443219} is an apocalyptic number.

4021442443219 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021442443219 is an equidigital number, since it uses as much as digits as its factorization.

4021442443219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 4021442443219 in words is "four trillion, twenty-one billion, four hundred forty-two million, four hundred forty-three thousand, two hundred nineteen".