12111045850027 has 2 divisors, whose sum is σ = 12111045850028. Its totient is φ = 12111045850026.

The previous prime is 12111045849769. The next prime is 12111045850031. The reversal of 12111045850027 is 72005854011121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12111045850027 - 2¹⁵ = 12111045817259 is a prime.

It is not a weakly prime, because it can be changed into another prime (12111045850327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055522925013 + 6055522925014.

It is an arithmetic number, because the mean of its divisors is an integer number (6055522925014).

Almost surely, 2^{12111045850027} is an apocalyptic number.

12111045850027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111045850027 is an equidigital number, since it uses as much as digits as its factorization.

12111045850027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22400, while the sum is 37.

Adding to 12111045850027 its reverse (72005854011121), we get a palindrome (84116899861148).

The spelling of 12111045850027 in words is "twelve trillion, one hundred eleven billion, forty-five million, eight hundred fifty thousand, twenty-seven".