422415223212 has 24 divisors (see below), whose sum is σ = 985655974912. Its totient is φ = 140802152400.

The previous prime is 422415223199. The next prime is 422415223229. The reversal of 422415223212 is 212322514224.

It is a self number, because there is not a number n which added to its sum of digits gives 422415223212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283137 + ... + 961767.

Almost surely, 2^422415223212 is an apocalyptic number.

It is an amenable number.

422415223212 is an abundant number, since it is smaller than the sum of its proper divisors (563240751700).

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

422415223212 is a wasteful number, since it uses less digits than its factorization.

422415223212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730509 (or 730507 counting only the distinct ones).

The product of its digits is 15360, while the sum is 30.

Adding to 422415223212 its reverse (212322514224), we get a palindrome (634737737436).

The spelling of 422415223212 in words is "four hundred twenty-two billion, four hundred fifteen million, two hundred twenty-three thousand, two hundred twelve".