205116203202 has 16 divisors (see below), whose sum is σ = 410246497440. Its totient is φ = 68369719232.

The previous prime is 205116203107. The next prime is 205116203209. The reversal of 205116203202 is 202302611502.

It is not an unprimeable number, because it can be changed into a prime (205116203209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392952 + ... + 751427.

It is an arithmetic number, because the mean of its divisors is an integer number (25640406090).

Almost surely, 2^205116203202 is an apocalyptic number.

205116203202 is an abundant number, since it is smaller than the sum of its proper divisors (205130294238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

205116203202 is a wasteful number, since it uses less digits than its factorization.

205116203202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174257.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 205116203202 its reverse (202302611502), we get a palindrome (407418814704).

The spelling of 205116203202 in words is "two hundred five billion, one hundred sixteen million, two hundred three thousand, two hundred two".