201000111220211 has 2 divisors, whose sum is σ = 201000111220212. Its totient is φ = 201000111220210.

The previous prime is 201000111220163. The next prime is 201000111220217. The reversal of 201000111220211 is 112022111000102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201000111220211 - 2¹⁸ = 201000110958067 is a prime.

It is not a weakly prime, because it can be changed into another prime (201000111220217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100500055610105 + 100500055610106.

It is an arithmetic number, because the mean of its divisors is an integer number (100500055610106).

Almost surely, 2^{201000111220211} is an apocalyptic number.

201000111220211 is a deficient number, since it is larger than the sum of its proper divisors (1).

201000111220211 is an equidigital number, since it uses as much as digits as its factorization.

201000111220211 is an evil number, because the sum of its binary digits is even.

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

Adding to 201000111220211 its reverse (112022111000102), we get a palindrome (313022222220313).

The spelling of 201000111220211 in words is "two hundred one trillion, one hundred eleven million, two hundred twenty thousand, two hundred eleven".