422413244020 has 12 divisors (see below), whose sum is σ = 887067812484. Its totient is φ = 168965297600.

The previous prime is 422413243997. The next prime is 422413244027. The reversal of 422413244020 is 20442314224.

It can be written as a sum of positive squares in 2 ways, for example, as 123820941924 + 298592302096 = 351882^2 + 546436^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 422413244020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422413244027) 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 3 ways as a sum of consecutive naturals, for example, 10560331081 + ... + 10560331120.

It is an arithmetic number, because the mean of its divisors is an integer number (73922317707).

Almost surely, 2^422413244020 is an apocalyptic number.

It is an amenable number.

422413244020 is an abundant number, since it is smaller than the sum of its proper divisors (464654568464).

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

422413244020 is a wasteful number, since it uses less digits than its factorization.

422413244020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21120662210 (or 21120662208 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 422413244020 its reverse (20442314224), we get a palindrome (442855558244).

The spelling of 422413244020 in words is "four hundred twenty-two billion, four hundred thirteen million, two hundred forty-four thousand, twenty".