422002220441 has 4 divisors (see below), whose sum is σ = 422570191872. Its totient is φ = 421434249012.

The previous prime is 422002220377. The next prime is 422002220449. The reversal of 422002220441 is 144022200224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422002220441 - 2⁶ = 422002220377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422002220449) 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, 283984601 + ... + 283986086.

It is an arithmetic number, because the mean of its divisors is an integer number (105642547968).

Almost surely, 2^422002220441 is an apocalyptic number.

It is an amenable number.

422002220441 is a deficient number, since it is larger than the sum of its proper divisors (567971431).

422002220441 is an equidigital number, since it uses as much as digits as its factorization.

422002220441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567971430.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 422002220441 its reverse (144022200224), we get a palindrome (566024420665).

The spelling of 422002220441 in words is "four hundred twenty-two billion, two million, two hundred twenty thousand, four hundred forty-one".