204033321223213 has 2 divisors, whose sum is σ = 204033321223214. Its totient is φ = 204033321223212.

The previous prime is 204033321223189. The next prime is 204033321223243. The reversal of 204033321223213 is 312322123330402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173630746317604 + 30402574905609 = 13176902^2 + 5513853^2 .

It is a cyclic number.

It is not a de Polignac number, because 204033321223213 - 2¹³ = 204033321215021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204033321223243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102016660611606 + 102016660611607.

It is an arithmetic number, because the mean of its divisors is an integer number (102016660611607).

Almost surely, 2^{204033321223213} is an apocalyptic number.

It is an amenable number.

204033321223213 is a deficient number, since it is larger than the sum of its proper divisors (1).

204033321223213 is an equidigital number, since it uses as much as digits as its factorization.

204033321223213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 204033321223213 its reverse (312322123330402), we get a palindrome (516355444553615).

The spelling of 204033321223213 in words is "two hundred four trillion, thirty-three billion, three hundred twenty-one million, two hundred twenty-three thousand, two hundred thirteen".