212250330466 has 16 divisors (see below), whose sum is σ = 333937270656. Its totient is φ = 101059960176.

The previous prime is 212250330463. The next prime is 212250330473. The reversal of 212250330466 is 664033052212.

It is not an unprimeable number, because it can be changed into a prime (212250330463) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 30509796 + ... + 30516751.

It is an arithmetic number, because the mean of its divisors is an integer number (20871079416).

Almost surely, 2^212250330466 is an apocalyptic number.

212250330466 is a deficient number, since it is larger than the sum of its proper divisors (121686940190).

212250330466 is a wasteful number, since it uses less digits than its factorization.

212250330466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61026633.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 212250330466 its reverse (664033052212), we get a palindrome (876283382678).

The spelling of 212250330466 in words is "two hundred twelve billion, two hundred fifty million, three hundred thirty thousand, four hundred sixty-six".