204033321220313 has 8 divisors (see below), whose sum is σ = 219728400446856. Its totient is φ = 188338271760000.

The previous prime is 204033321220249. The next prime is 204033321220361. The reversal of 204033321220313 is 313022123330402.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 58975457484304 + 145057863736009 = 7679548^2 + 12043997^2 .

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 204033321220313 - 2⁶ = 204033321220249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204033321220213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7978163 + ... + 21719063.

It is an arithmetic number, because the mean of its divisors is an integer number (27466050055857).

Almost surely, 2^{204033321220313} is an apocalyptic number.

It is an amenable number.

204033321220313 is a deficient number, since it is larger than the sum of its proper divisors (15695079226543).

204033321220313 is a wasteful number, since it uses less digits than its factorization.

204033321220313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14883115.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 204033321220313 its reverse (313022123330402), we get a palindrome (517055444550715).

The spelling of 204033321220313 in words is "two hundred four trillion, thirty-three billion, three hundred twenty-one million, two hundred twenty thousand, three hundred thirteen".