20022321220211 has 2 divisors, whose sum is σ = 20022321220212. Its totient is φ = 20022321220210.

The previous prime is 20022321220183. The next prime is 20022321220339. The reversal of 20022321220211 is 11202212322002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20022321220211 - 2³⁸ = 19747443313267 is a prime.

It is not a weakly prime, because it can be changed into another prime (20022321220711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011160610105 + 10011160610106.

It is an arithmetic number, because the mean of its divisors is an integer number (10011160610106).

Almost surely, 2^{20022321220211} is an apocalyptic number.

20022321220211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022321220211 is an equidigital number, since it uses as much as digits as its factorization.

20022321220211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 20022321220211 its reverse (11202212322002), we get a palindrome (31224533542213).

The spelling of 20022321220211 in words is "twenty trillion, twenty-two billion, three hundred twenty-one million, two hundred twenty thousand, two hundred eleven".