206110221364 has 12 divisors (see below), whose sum is σ = 360699366244. Its totient is φ = 103053259584.

The previous prime is 206110221349. The next prime is 206110221413. The reversal of 206110221364 is 463122011602.

206110221364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 168748424100 + 37361797264 = 410790^2 + 193292^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195039 + ... + 671014.

Almost surely, 2^206110221364 is an apocalyptic number.

It is an amenable number.

206110221364 is a deficient number, since it is larger than the sum of its proper divisors (154589144880).

206110221364 is a wasteful number, since it uses less digits than its factorization.

206110221364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925554 (or 925552 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 206110221364 its reverse (463122011602), we get a palindrome (669232232966).

The spelling of 206110221364 in words is "two hundred six billion, one hundred ten million, two hundred twenty-one thousand, three hundred sixty-four".