12201507066 has 32 divisors (see below), whose sum is σ = 28346364288. Its totient is φ = 3428994240.

The previous prime is 12201507049. The next prime is 12201507079. The reversal of 12201507066 is 66070510221.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2378685 + ... + 2383808.

It is an arithmetic number, because the mean of its divisors is an integer number (885823884).

Almost surely, 2^12201507066 is an apocalyptic number.

12201507066 is an abundant number, since it is smaller than the sum of its proper divisors (16144857222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12201507066 is a wasteful number, since it uses less digits than its factorization.

12201507066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4762566.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 12201507066 in words is "twelve billion, two hundred one million, five hundred seven thousand, sixty-six".