211000111027 has 2 divisors, whose sum is σ = 211000111028. Its totient is φ = 211000111026.

The previous prime is 211000111009. The next prime is 211000111037. The reversal of 211000111027 is 720111000112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211000111027 - 2⁷ = 211000110899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 211000111027.

It is not a weakly prime, because it can be changed into another prime (211000111037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105500055513 + 105500055514.

It is an arithmetic number, because the mean of its divisors is an integer number (105500055514).

Almost surely, 2^211000111027 is an apocalyptic number.

211000111027 is a deficient number, since it is larger than the sum of its proper divisors (1).

211000111027 is an equidigital number, since it uses as much as digits as its factorization.

211000111027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 211000111027 its reverse (720111000112), we get a palindrome (931111111139).

The spelling of 211000111027 in words is "two hundred eleven billion, one hundred eleven thousand, twenty-seven".