22020020201 has 2 divisors, whose sum is σ = 22020020202. Its totient is φ = 22020020200.

The previous prime is 22020020171. The next prime is 22020020213. The reversal of 22020020201 is 10202002022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21359530201 + 660490000 = 146149^2 + 25700^2 .

It is a cyclic number.

It is not a de Polignac number, because 22020020201 - 2⁶ = 22020020137 is a prime.

It is not a weakly prime, because it can be changed into another prime (22020020221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010010100 + 11010010101.

It is an arithmetic number, because the mean of its divisors is an integer number (11010010101).

Almost surely, 2^22020020201 is an apocalyptic number.

It is an amenable number.

22020020201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020020201 is an equidigital number, since it uses as much as digits as its factorization.

22020020201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 22020020201 its reverse (10202002022), we get a palindrome (32222022223).

The spelling of 22020020201 in words is "twenty-two billion, twenty million, twenty thousand, two hundred one".