422321220234 has 12 divisors (see below), whose sum is σ = 915029310546. Its totient is φ = 140773740072.

The previous prime is 422321220227. The next prime is 422321220263. The reversal of 422321220234 is 432022123224.

422321220234 is a `hidden beast` number, since 422 + 3 + 2 + 1 + 2 + 2 + 0 + 234 = 666.

It can be written as a sum of positive squares in only one way, i.e., 414381875625 + 7939344609 = 643725^2 + 89103^2 .

It is a junction number, because it is equal to n+sod(n) for n = 422321220198 and 422321220207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11731144989 + ... + 11731145024.

Almost surely, 2^422321220234 is an apocalyptic number.

422321220234 is an abundant number, since it is smaller than the sum of its proper divisors (492708090312).

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

422321220234 is a wasteful number, since it uses less digits than its factorization.

422321220234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23462290021 (or 23462290018 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 422321220234 its reverse (432022123224), we get a palindrome (854343343458).

The spelling of 422321220234 in words is "four hundred twenty-two billion, three hundred twenty-one million, two hundred twenty thousand, two hundred thirty-four".