20322004244321 has 16 divisors (see below), whose sum is σ = 22921035916800. Its totient is φ = 17876963269440.

The previous prime is 20322004244287. The next prime is 20322004244323. The reversal of 20322004244321 is 12344240022302.

It is a cyclic number.

It is not a de Polignac number, because 20322004244321 - 2¹⁰ = 20322004243297 is a prime.

It is a super-3 number, since 3×20322004244321³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20322004244323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125318546 + ... + 125480603.

It is an arithmetic number, because the mean of its divisors is an integer number (1432564744800).

Almost surely, 2^{20322004244321} is an apocalyptic number.

It is an amenable number.

20322004244321 is a deficient number, since it is larger than the sum of its proper divisors (2599031672479).

20322004244321 is a wasteful number, since it uses less digits than its factorization.

20322004244321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250799456.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 20322004244321 its reverse (12344240022302), we get a palindrome (32666244266623).

The spelling of 20322004244321 in words is "twenty trillion, three hundred twenty-two billion, four million, two hundred forty-four thousand, three hundred twenty-one".