12000166267 has 2 divisors, whose sum is σ = 12000166268. Its totient is φ = 12000166266.

The previous prime is 12000166259. The next prime is 12000166271. The reversal of 12000166267 is 76266100021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12000166267 - 2³ = 12000166259 is a prime.

It is not a weakly prime, because it can be changed into another prime (12000166237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000083133 + 6000083134.

It is an arithmetic number, because the mean of its divisors is an integer number (6000083134).

Almost surely, 2^12000166267 is an apocalyptic number.

12000166267 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000166267 is an equidigital number, since it uses as much as digits as its factorization.

12000166267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

Adding to 12000166267 its reverse (76266100021), we get a palindrome (88266266288).

The spelling of 12000166267 in words is "twelve billion, one hundred sixty-six thousand, two hundred sixty-seven".