211130310427 has 2 divisors, whose sum is σ = 211130310428. Its totient is φ = 211130310426.

The previous prime is 211130310389. The next prime is 211130310437. The reversal of 211130310427 is 724013031112.

211130310427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211130310427 - 2⁷ = 211130310299 is a prime.

It is not a weakly prime, because it can be changed into another prime (211130310437) 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, 105565155213 + 105565155214.

It is an arithmetic number, because the mean of its divisors is an integer number (105565155214).

Almost surely, 2^211130310427 is an apocalyptic number.

211130310427 is a deficient number, since it is larger than the sum of its proper divisors (1).

211130310427 is an equidigital number, since it uses as much as digits as its factorization.

211130310427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 211130310427 its reverse (724013031112), we get a palindrome (935143341539).

The spelling of 211130310427 in words is "two hundred eleven billion, one hundred thirty million, three hundred ten thousand, four hundred twenty-seven".