12000033001171 has 2 divisors, whose sum is σ = 12000033001172. Its totient is φ = 12000033001170.

The previous prime is 12000033001163. The next prime is 12000033001211. The reversal of 12000033001171 is 17110033000021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12000033001171 - 2³ = 12000033001163 is a prime.

It is not a weakly prime, because it can be changed into another prime (12000033001471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000016500585 + 6000016500586.

It is an arithmetic number, because the mean of its divisors is an integer number (6000016500586).

Almost surely, 2^{12000033001171} is an apocalyptic number.

12000033001171 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000033001171 is an equidigital number, since it uses as much as digits as its factorization.

12000033001171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 19.

Adding to 12000033001171 its reverse (17110033000021), we get a palindrome (29110066001192).

The spelling of 12000033001171 in words is "twelve trillion, thirty-three million, one thousand, one hundred seventy-one".