422130431712 has 192 divisors, whose sum is σ = 1244369516544. Its totient is φ = 124193072640.

The previous prime is 422130431711. The next prime is 422130431771. The reversal of 422130431712 is 217134031224.

It is a self number, because there is not a number n which added to its sum of digits gives 422130431712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422130431711) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 7555303 + ... + 7610969.

It is an arithmetic number, because the mean of its divisors is an integer number (6481091232).

Almost surely, 2^422130431712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422130431712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622184758272).

422130431712 is an abundant number, since it is smaller than the sum of its proper divisors (822239084832).

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

422130431712 is a wasteful number, since it uses less digits than its factorization.

422130431712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55901 (or 55893 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

Adding to 422130431712 its reverse (217134031224), we get a palindrome (639264462936).

The spelling of 422130431712 in words is "four hundred twenty-two billion, one hundred thirty million, four hundred thirty-one thousand, seven hundred twelve".