20222021202211 has 2 divisors, whose sum is σ = 20222021202212. Its totient is φ = 20222021202210.

The previous prime is 20222021202139. The next prime is 20222021202217. The reversal of 20222021202211 is 11220212022202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20222021202211 - 2⁹ = 20222021201699 is a prime.

It is not a weakly prime, because it can be changed into another prime (20222021202217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111010601105 + 10111010601106.

It is an arithmetic number, because the mean of its divisors is an integer number (10111010601106).

Almost surely, 2^{20222021202211} is an apocalyptic number.

20222021202211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222021202211 is an equidigital number, since it uses as much as digits as its factorization.

20222021202211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20222021202211 its reverse (11220212022202), we get a palindrome (31442233224413).

The spelling of 20222021202211 in words is "twenty trillion, two hundred twenty-two billion, twenty-one million, two hundred two thousand, two hundred eleven".