1005223204303 has 16 divisors (see below), whose sum is σ = 1100487203200. Its totient is φ = 914921088480.

The previous prime is 1005223204253. The next prime is 1005223204357. The reversal of 1005223204303 is 3034023225001.

It is a cyclic number.

It is not a de Polignac number, because 1005223204303 - 2¹³ = 1005223196111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005223204373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10035273 + ... + 10134946.

It is an arithmetic number, because the mean of its divisors is an integer number (68780450200).

Almost surely, 2^{1005223204303} is an apocalyptic number.

1005223204303 is a deficient number, since it is larger than the sum of its proper divisors (95263998897).

1005223204303 is a wasteful number, since it uses less digits than its factorization.

1005223204303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20170342.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 1005223204303 its reverse (3034023225001), we get a palindrome (4039246429304).

The spelling of 1005223204303 in words is "one trillion, five billion, two hundred twenty-three million, two hundred four thousand, three hundred three".