12011011111027 has 2 divisors, whose sum is σ = 12011011111028. Its totient is φ = 12011011111026.

The previous prime is 12011011110997. The next prime is 12011011111037. The reversal of 12011011111027 is 72011111011021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12011011111027 - 2²⁷ = 12010876893299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011011110995 and 12011011111013.

It is not a weakly prime, because it can be changed into another prime (12011011111037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005505555513 + 6005505555514.

It is an arithmetic number, because the mean of its divisors is an integer number (6005505555514).

Almost surely, 2^{12011011111027} is an apocalyptic number.

12011011111027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011011111027 is an equidigital number, since it uses as much as digits as its factorization.

12011011111027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 19.

Adding to 12011011111027 its reverse (72011111011021), we get a palindrome (84022122122048).

The spelling of 12011011111027 in words is "twelve trillion, eleven billion, eleven million, one hundred eleven thousand, twenty-seven".