205223116456303 has 8 divisors (see below), whose sum is σ = 223886651769216. Its totient is φ = 186560729203800.

The previous prime is 205223116456291. The next prime is 205223116456313. The reversal of 205223116456303 is 303654611322502.

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 205223116456303 - 2⁴¹ = 203024093200751 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 205223116456303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205223116456313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286641313 + ... + 287356378.

It is an arithmetic number, because the mean of its divisors is an integer number (27985831471152).

Almost surely, 2^{205223116456303} is an apocalyptic number.

205223116456303 is a deficient number, since it is larger than the sum of its proper divisors (18663535312913).

205223116456303 is a wasteful number, since it uses less digits than its factorization.

205223116456303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574030205.

The product of its (nonzero) digits is 777600, while the sum is 43.

Adding to 205223116456303 its reverse (303654611322502), we get a palindrome (508877727778805).

The spelling of 205223116456303 in words is "two hundred five trillion, two hundred twenty-three billion, one hundred sixteen million, four hundred fifty-six thousand, three hundred three".