211120011227 has 2 divisors, whose sum is σ = 211120011228. Its totient is φ = 211120011226.

The previous prime is 211120011191. The next prime is 211120011269. The reversal of 211120011227 is 722110021112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211120011227 - 2⁶ = 211120011163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211120011199 and 211120011208.

It is not a weakly prime, because it can be changed into another prime (211120013227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560005613 + 105560005614.

It is an arithmetic number, because the mean of its divisors is an integer number (105560005614).

Almost surely, 2^211120011227 is an apocalyptic number.

211120011227 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120011227 is an equidigital number, since it uses as much as digits as its factorization.

211120011227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 211120011227 its reverse (722110021112), we get a palindrome (933230032339).

The spelling of 211120011227 in words is "two hundred eleven billion, one hundred twenty million, eleven thousand, two hundred twenty-seven".