422242240422 has 16 divisors (see below), whose sum is σ = 845762074992. Its totient is φ = 140534481120.

The previous prime is 422242240373. The next prime is 422242240451. The reversal of 422242240422 is 224042242224.

It is a self number, because there is not a number n which added to its sum of digits gives 422242240422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53228793 + ... + 53236724.

It is an arithmetic number, because the mean of its divisors is an integer number (52860129687).

Almost surely, 2^422242240422 is an apocalyptic number.

422242240422 is an abundant number, since it is smaller than the sum of its proper divisors (423519834570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422242240422 is a wasteful number, since it uses less digits than its factorization.

422242240422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106466183.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 422242240422 its reverse (224042242224), we get a palindrome (646284482646).

The spelling of 422242240422 in words is "four hundred twenty-two billion, two hundred forty-two million, two hundred forty thousand, four hundred twenty-two".