206210012107 has 8 divisors (see below), whose sum is σ = 224962570800. Its totient is φ = 187458485760.

The previous prime is 206210012033. The next prime is 206210012119. The reversal of 206210012107 is 701210012602.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 206210012107 - 2¹¹ = 206210010059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (206210015107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194019 + ... + 670867.

It is an arithmetic number, because the mean of its divisors is an integer number (28120321350).

Almost surely, 2^206210012107 is an apocalyptic number.

206210012107 is a deficient number, since it is larger than the sum of its proper divisors (18752558693).

206210012107 is a wasteful number, since it uses less digits than its factorization.

206210012107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516173.

The product of its (nonzero) digits is 336, while the sum is 22.

Multiplying 206210012107 by its sum of digits (22), we get a palindrome (4536620266354).

Adding to 206210012107 its reverse (701210012602), we get a palindrome (907420024709).

The spelling of 206210012107 in words is "two hundred six billion, two hundred ten million, twelve thousand, one hundred seven".