422242244021 has 8 divisors (see below), whose sum is σ = 454732311264. Its totient is φ = 389753590320.

The previous prime is 422242243999. The next prime is 422242244027. The reversal of 422242244021 is 120442242224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422242244021 - 2¹⁴ = 422242227637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422242244027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313670 + ... + 971016.

It is an arithmetic number, because the mean of its divisors is an integer number (56841538908).

Almost surely, 2^422242244021 is an apocalyptic number.

It is an amenable number.

422242244021 is a deficient number, since it is larger than the sum of its proper divisors (32490067243).

422242244021 is a wasteful number, since it uses less digits than its factorization.

422242244021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706771.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 422242244021 its reverse (120442242224), we get a palindrome (542684486245).

The spelling of 422242244021 in words is "four hundred twenty-two billion, two hundred forty-two million, two hundred forty-four thousand, twenty-one".