12001294085 has 32 divisors (see below), whose sum is σ = 16601518080. Its totient is φ = 8242977600.

The previous prime is 12001294051. The next prime is 12001294091. The reversal of 12001294085 is 58049210021.

12001294085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12001294085 - 2²² = 11997099781 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39890 + ... + 159980.

It is an arithmetic number, because the mean of its divisors is an integer number (518797440).

Almost surely, 2^12001294085 is an apocalyptic number.

It is an amenable number.

12001294085 is a deficient number, since it is larger than the sum of its proper divisors (4600223995).

12001294085 is a wasteful number, since it uses less digits than its factorization.

12001294085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120209.

The product of its (nonzero) digits is 5760, while the sum is 32.

The spelling of 12001294085 in words is "twelve billion, one million, two hundred ninety-four thousand, eighty-five".