211066829018 has 16 divisors (see below), whose sum is σ = 316863809280. Its totient is φ = 105445599936.

The previous prime is 211066828901. The next prime is 211066829047. The reversal of 211066829018 is 810928660112.

It is a self number, because there is not a number n which added to its sum of digits gives 211066829018.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14130578 + ... + 14145506.

It is an arithmetic number, because the mean of its divisors is an integer number (19803988080).

Almost surely, 2^211066829018 is an apocalyptic number.

211066829018 is a deficient number, since it is larger than the sum of its proper divisors (105796980262).

211066829018 is a wasteful number, since it uses less digits than its factorization.

211066829018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20341.

The product of its (nonzero) digits is 82944, while the sum is 44.

The spelling of 211066829018 in words is "two hundred eleven billion, sixty-six million, eight hundred twenty-nine thousand, eighteen".