201020022110111 has 2 divisors, whose sum is σ = 201020022110112. Its totient is φ = 201020022110110.

The previous prime is 201020022110071. The next prime is 201020022110113. The reversal of 201020022110111 is 111011220020102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201020022110111 is a prime.

Together with 201020022110113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201020022110113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510011055055 + 100510011055056.

It is an arithmetic number, because the mean of its divisors is an integer number (100510011055056).

Almost surely, 2^{201020022110111} is an apocalyptic number.

201020022110111 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020022110111 is an equidigital number, since it uses as much as digits as its factorization.

201020022110111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201020022110111 its reverse (111011220020102), we get a palindrome (312031242130213).

The spelling of 201020022110111 in words is "two hundred one trillion, twenty billion, twenty-two million, one hundred ten thousand, one hundred eleven".