20322442210422 has 64 divisors (see below), whose sum is σ = 45317988864000. Its totient is φ = 6023515560480.

The previous prime is 20322442210393. The next prime is 20322442210429. The reversal of 20322442210422 is 22401224422302.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20322442210422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20322442210429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12337938 + ... + 13887749.

It is an arithmetic number, because the mean of its divisors is an integer number (708093576000).

Almost surely, 2^{20322442210422} is an apocalyptic number.

20322442210422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20322442210422 is an abundant number, since it is smaller than the sum of its proper divisors (24995546653578).

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

20322442210422 is a wasteful number, since it uses less digits than its factorization.

20322442210422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26225961.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 20322442210422 its reverse (22401224422302), we get a palindrome (42723666632724).

The spelling of 20322442210422 in words is "twenty trillion, three hundred twenty-two billion, four hundred forty-two million, two hundred ten thousand, four hundred twenty-two".