11011231711 has 2 divisors, whose sum is σ = 11011231712. Its totient is φ = 11011231710.

The previous prime is 11011231697. The next prime is 11011231729. The reversal of 11011231711 is 11713211011.

11011231711 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (11713211011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11011231711 - 2¹³ = 11011223519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011231771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505615855 + 5505615856.

It is an arithmetic number, because the mean of its divisors is an integer number (5505615856).

Almost surely, 2^11011231711 is an apocalyptic number.

11011231711 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011231711 is an equidigital number, since it uses as much as digits as its factorization.

11011231711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 19.

Adding to 11011231711 its reverse (11713211011), we get a palindrome (22724442722).

The spelling of 11011231711 in words is "eleven billion, eleven million, two hundred thirty-one thousand, seven hundred eleven".