204040422112313 has 4 divisors (see below), whose sum is σ = 204041773622820. Its totient is φ = 204039070601808.

The previous prime is 204040422112297. The next prime is 204040422112333. The reversal of 204040422112313 is 313211224040402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 49808066295289 + 154232355817024 = 7057483^2 + 12419032^2 .

It is a cyclic number.

It is not a de Polignac number, because 204040422112313 - 2⁴ = 204040422112297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204040422112333) 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, 675528770 + ... + 675830747.

It is an arithmetic number, because the mean of its divisors is an integer number (51010443405705).

Almost surely, 2^{204040422112313} is an apocalyptic number.

It is an amenable number.

204040422112313 is a deficient number, since it is larger than the sum of its proper divisors (1351510507).

204040422112313 is a wasteful number, since it uses less digits than its factorization.

204040422112313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351510506.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 204040422112313 its reverse (313211224040402), we get a palindrome (517251646152715).

The spelling of 204040422112313 in words is "two hundred four trillion, forty billion, four hundred twenty-two million, one hundred twelve thousand, three hundred thirteen".