206222662312 has 16 divisors (see below), whose sum is σ = 396098406900. Its totient is φ = 100596420480.

The previous prime is 206222662273. The next prime is 206222662333. The reversal of 206222662312 is 213266222602.

It can be written as a sum of positive squares in 2 ways, for example, as 191156081796 + 15066580516 = 437214^2 + 122746^2 .

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, 314363487 + ... + 314364142.

Almost surely, 2^206222662312 is an apocalyptic number.

It is an amenable number.

206222662312 is a deficient number, since it is larger than the sum of its proper divisors (189875744588).

206222662312 is a wasteful number, since it uses less digits than its factorization.

206222662312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628727676 (or 628727672 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 206222662312 its reverse (213266222602), we get a palindrome (419488884914).

The spelling of 206222662312 in words is "two hundred six billion, two hundred twenty-two million, six hundred sixty-two thousand, three hundred twelve".