204206903107 has 4 divisors (see below), whose sum is σ = 216219073896. Its totient is φ = 192194732320.

The previous prime is 204206903099. The next prime is 204206903111. The reversal of 204206903107 is 701309602402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 204206903107 - 2³ = 204206903099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204206903137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6006085369 + ... + 6006085402.

It is an arithmetic number, because the mean of its divisors is an integer number (54054768474).

Almost surely, 2^204206903107 is an apocalyptic number.

204206903107 is a deficient number, since it is larger than the sum of its proper divisors (12012170789).

204206903107 is a wasteful number, since it uses less digits than its factorization.

204206903107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12012170788.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 204206903107 in words is "two hundred four billion, two hundred six million, nine hundred three thousand, one hundred seven".