12061066171 has 16 divisors (see below), whose sum is σ = 15261615360. Its totient is φ = 9257957280.

The previous prime is 12061066159. The next prime is 12061066189. The reversal of 12061066171 is 17166016021.

It is not a de Polignac number, because 12061066171 - 2⁵ = 12061066139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12061066111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1163776 + ... + 1174093.

It is an arithmetic number, because the mean of its divisors is an integer number (953850960).

Almost surely, 2^12061066171 is an apocalyptic number.

12061066171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12061066171 is a deficient number, since it is larger than the sum of its proper divisors (3200549189).

12061066171 is a wasteful number, since it uses less digits than its factorization.

12061066171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337954.

The product of its (nonzero) digits is 3024, while the sum is 31.

The spelling of 12061066171 in words is "twelve billion, sixty-one million, sixty-six thousand, one hundred seventy-one".