12203510666 has 8 divisors (see below), whose sum is σ = 18401105664. Its totient is φ = 6069808780.

The previous prime is 12203510653. The next prime is 12203510749. The reversal of 12203510666 is 66601530221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15972800 + ... + 15973563.

It is an arithmetic number, because the mean of its divisors is an integer number (2300138208).

Almost surely, 2^12203510666 is an apocalyptic number.

12203510666 is a deficient number, since it is larger than the sum of its proper divisors (6197594998).

12203510666 is a wasteful number, since it uses less digits than its factorization.

12203510666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31946556.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 12203510666 in words is "twelve billion, two hundred three million, five hundred ten thousand, six hundred sixty-six".