20322164224799 has 2 divisors, whose sum is σ = 20322164224800. Its totient is φ = 20322164224798.

The previous prime is 20322164224793. The next prime is 20322164224841. The reversal of 20322164224799 is 99742246122302.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20322164224799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20322164224799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20322164224793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161082112399 + 10161082112400.

It is an arithmetic number, because the mean of its divisors is an integer number (10161082112400).

Almost surely, 2^{20322164224799} is an apocalyptic number.

20322164224799 is a deficient number, since it is larger than the sum of its proper divisors (1).

20322164224799 is an equidigital number, since it uses as much as digits as its factorization.

20322164224799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 20322164224799 in words is "twenty trillion, three hundred twenty-two billion, one hundred sixty-four million, two hundred twenty-four thousand, seven hundred ninety-nine".