20210022111211 has 2 divisors, whose sum is σ = 20210022111212. Its totient is φ = 20210022111210.

The previous prime is 20210022111163. The next prime is 20210022111217. The reversal of 20210022111211 is 11211122001202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20210022111211 - 2²¹ = 20210020014059 is a prime.

It is not a weakly prime, because it can be changed into another prime (20210022111217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105011055605 + 10105011055606.

It is an arithmetic number, because the mean of its divisors is an integer number (10105011055606).

Almost surely, 2^{20210022111211} is an apocalyptic number.

20210022111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20210022111211 is an equidigital number, since it uses as much as digits as its factorization.

20210022111211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20210022111211 its reverse (11211122001202), we get a palindrome (31421144112413).

The spelling of 20210022111211 in words is "twenty trillion, two hundred ten billion, twenty-two million, one hundred eleven thousand, two hundred eleven".