12066111571 has 2 divisors, whose sum is σ = 12066111572. Its totient is φ = 12066111570.

The previous prime is 12066111553. The next prime is 12066111661. The reversal of 12066111571 is 17511166021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12066111571 is a prime.

It is not a weakly prime, because it can be changed into another prime (12066111511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6033055785 + 6033055786.

It is an arithmetic number, because the mean of its divisors is an integer number (6033055786).

Almost surely, 2^12066111571 is an apocalyptic number.

12066111571 is a deficient number, since it is larger than the sum of its proper divisors (1).

12066111571 is an equidigital number, since it uses as much as digits as its factorization.

12066111571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 31.

Adding to 12066111571 its reverse (17511166021), we get a palindrome (29577277592).

The spelling of 12066111571 in words is "twelve billion, sixty-six million, one hundred eleven thousand, five hundred seventy-one".