206302136206 has 8 divisors (see below), whose sum is σ = 309834776664. Its totient is φ = 103023877320.

The previous prime is 206302136197. The next prime is 206302136269. The reversal of 206302136206 is 602631203602.

It is a happy number.

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

It is a congruent number.

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, 63593365 + ... + 63596608.

It is an arithmetic number, because the mean of its divisors is an integer number (38729347083).

Almost surely, 2^206302136206 is an apocalyptic number.

206302136206 is a deficient number, since it is larger than the sum of its proper divisors (103532640458).

206302136206 is a wasteful number, since it uses less digits than its factorization.

206302136206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127190786.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 206302136206 its reverse (602631203602), we get a palindrome (808933339808).

The spelling of 206302136206 in words is "two hundred six billion, three hundred two million, one hundred thirty-six thousand, two hundred six".