2112201220211 has 2 divisors, whose sum is σ = 2112201220212. Its totient is φ = 2112201220210.

The previous prime is 2112201220193. The next prime is 2112201220229. The reversal of 2112201220211 is 1120221022112.

It is a balanced prime because it is at equal distance from previous prime (2112201220193) and next prime (2112201220229).

It is a cyclic number.

It is not a de Polignac number, because 2112201220211 - 2⁶ = 2112201220147 is a prime.

It is a super-2 number, since 2×2112201220211² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2112201220211.

It is not a weakly prime, because it can be changed into another prime (2112201220271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056100610105 + 1056100610106.

It is an arithmetic number, because the mean of its divisors is an integer number (1056100610106).

Almost surely, 2^{2112201220211} is an apocalyptic number.

2112201220211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112201220211 is an equidigital number, since it uses as much as digits as its factorization.

2112201220211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2112201220211 its reverse (1120221022112), we get a palindrome (3232422242323).

The spelling of 2112201220211 in words is "two trillion, one hundred twelve billion, two hundred one million, two hundred twenty thousand, two hundred eleven".