204221311333103 has 4 divisors (see below), whose sum is σ = 207569201682888. Its totient is φ = 200873420983320.

The previous prime is 204221311333099. The next prime is 204221311333133. The reversal of 204221311333103 is 301333113122402.

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

It is a cyclic number.

It is not a de Polignac number, because 204221311333103 - 2² = 204221311333099 is a prime.

It is a super-2 number, since 2×204221311333103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204221311333133) 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, 1673945174801 + ... + 1673945174922.

It is an arithmetic number, because the mean of its divisors is an integer number (51892300420722).

Almost surely, 2^{204221311333103} is an apocalyptic number.

204221311333103 is a deficient number, since it is larger than the sum of its proper divisors (3347890349785).

204221311333103 is an equidigital number, since it uses as much as digits as its factorization.

204221311333103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347890349784.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 204221311333103 its reverse (301333113122402), we get a palindrome (505554424455505).

The spelling of 204221311333103 in words is "two hundred four trillion, two hundred twenty-one billion, three hundred eleven million, three hundred thirty-three thousand, one hundred three".