422220222443 has 4 divisors (see below), whose sum is σ = 422233507080. Its totient is φ = 422206937808.

The previous prime is 422220222353. The next prime is 422220222521. The reversal of 422220222443 is 344222022224.

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 422220222443 - 2²⁰ = 422219173867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422220222043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6594530 + ... + 6658247.

It is an arithmetic number, because the mean of its divisors is an integer number (105558376770).

Almost surely, 2^422220222443 is an apocalyptic number.

422220222443 is a deficient number, since it is larger than the sum of its proper divisors (13284637).

422220222443 is a wasteful number, since it uses less digits than its factorization.

422220222443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13284636.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 422220222443 its reverse (344222022224), we get a palindrome (766442244667).

The spelling of 422220222443 in words is "four hundred twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, four hundred forty-three".