212213030210 has 8 divisors (see below), whose sum is σ = 381983454396. Its totient is φ = 84885212080.

The previous prime is 212213030209. The next prime is 212213030221. The reversal of 212213030210 is 12030312212.

It can be written as a sum of positive squares in 2 ways, for example, as 183870297601 + 28342732609 = 428801^2 + 168353^2 .

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

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, 10610651501 + ... + 10610651520.

Almost surely, 2^212213030210 is an apocalyptic number.

212213030210 is a deficient number, since it is larger than the sum of its proper divisors (169770424186).

212213030210 is a wasteful number, since it uses less digits than its factorization.

212213030210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21221303028.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212213030210 its reverse (12030312212), we get a palindrome (224243342422).

The spelling of 212213030210 in words is "two hundred twelve billion, two hundred thirteen million, thirty thousand, two hundred ten".