211050666017 has 16 divisors (see below), whose sum is σ = 222319261440. Its totient is φ = 200081855232.

The previous prime is 211050665993. The next prime is 211050666053. The reversal of 211050666017 is 710666050112.

It is a cyclic number.

It is not a de Polignac number, because 211050666017 - 2²⁶ = 210983557153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211050666077) 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, 49688 + ... + 651590.

It is an arithmetic number, because the mean of its divisors is an integer number (13894953840).

Almost surely, 2^211050666017 is an apocalyptic number.

It is an amenable number.

211050666017 is a deficient number, since it is larger than the sum of its proper divisors (11268595423).

211050666017 is a wasteful number, since it uses less digits than its factorization.

211050666017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602152.

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 211050666017 in words is "two hundred eleven billion, fifty million, six hundred sixty-six thousand, seventeen".