20222112221011 has 2 divisors, whose sum is σ = 20222112221012. Its totient is φ = 20222112221010.

The previous prime is 20222112220957. The next prime is 20222112221039. The reversal of 20222112221011 is 11012221122202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20222112221011 - 2¹⁷ = 20222112089939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20222112221011.

It is not a weakly prime, because it can be changed into another prime (20222112221911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111056110505 + 10111056110506.

It is an arithmetic number, because the mean of its divisors is an integer number (10111056110506).

Almost surely, 2^{20222112221011} is an apocalyptic number.

20222112221011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222112221011 is an equidigital number, since it uses as much as digits as its factorization.

20222112221011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 20222112221011 its reverse (11012221122202), we get a palindrome (31234333343213).

The spelling of 20222112221011 in words is "twenty trillion, two hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, eleven".