11212311127 has 2 divisors, whose sum is σ = 11212311128. Its totient is φ = 11212311126.

The previous prime is 11212311083. The next prime is 11212311137. The reversal of 11212311127 is 72111321211.

11212311127 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 an emirp because it is prime and its reverse (72111321211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11212311127 - 2¹⁵ = 11212278359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11212311098 and 11212311107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11212311137) 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, 5606155563 + 5606155564.

It is an arithmetic number, because the mean of its divisors is an integer number (5606155564).

Almost surely, 2^11212311127 is an apocalyptic number.

11212311127 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212311127 is an equidigital number, since it uses as much as digits as its factorization.

11212311127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 168, while the sum is 22.

Adding to 11212311127 its reverse (72111321211), we get a palindrome (83323632338).

The spelling of 11212311127 in words is "eleven billion, two hundred twelve million, three hundred eleven thousand, one hundred twenty-seven".