206066222305 has 16 divisors (see below), whose sum is σ = 250780293504. Its totient is φ = 162533197440.

The previous prime is 206066222281. The next prime is 206066222311. The reversal of 206066222305 is 503222660602.

206066222305 is digitally balanced in base 11, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 206066222305 - 2³⁵ = 171706483937 is a prime.

It is a Duffinian number.

206066222305 is strictly pandigital in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 764436 + ... + 998245.

It is an arithmetic number, because the mean of its divisors is an integer number (15673768344).

Almost surely, 2^206066222305 is an apocalyptic number.

It is an amenable number.

206066222305 is a deficient number, since it is larger than the sum of its proper divisors (44714071199).

206066222305 is a wasteful number, since it uses less digits than its factorization.

206066222305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763016.

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

Adding to 206066222305 its reverse (503222660602), we get a palindrome (709288882907).

The spelling of 206066222305 in words is "two hundred six billion, sixty-six million, two hundred twenty-two thousand, three hundred five".