204122303202142 has 32 divisors (see below), whose sum is σ = 329851568071872. Its totient is φ = 94177286993664.

The previous prime is 204122303202071. The next prime is 204122303202143. The reversal of 204122303202142 is 241202303221402.

It is a self number, because there is not a number n which added to its sum of digits gives 204122303202142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204122303202143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1161856818 + ... + 1162032490.

It is an arithmetic number, because the mean of its divisors is an integer number (10307861502246).

Almost surely, 2^{204122303202142} is an apocalyptic number.

204122303202142 is a deficient number, since it is larger than the sum of its proper divisors (125729264869730).

204122303202142 is a wasteful number, since it uses less digits than its factorization.

204122303202142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191092.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 204122303202142 its reverse (241202303221402), we get a palindrome (445324606423544).

The spelling of 204122303202142 in words is "two hundred four trillion, one hundred twenty-two billion, three hundred three million, two hundred two thousand, one hundred forty-two".