422340230212 has 12 divisors (see below), whose sum is σ = 739490021116. Its totient is φ = 211057367040.

The previous prime is 422340230203. The next prime is 422340230219. The reversal of 422340230212 is 212032043224.

It can be written as a sum of positive squares in 2 ways, for example, as 220717677636 + 201622552576 = 469806^2 + 449024^2 .

It is not an unprimeable number, because it can be changed into a prime (422340230219) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 28178589 + ... + 28193572.

Almost surely, 2^422340230212 is an apocalyptic number.

It is an amenable number.

422340230212 is a deficient number, since it is larger than the sum of its proper divisors (317149790904).

422340230212 is a wasteful number, since it uses less digits than its factorization.

422340230212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56374038 (or 56374036 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 422340230212 its reverse (212032043224), we get a palindrome (634372273436).

The spelling of 422340230212 in words is "four hundred twenty-two billion, three hundred forty million, two hundred thirty thousand, two hundred twelve".