1001223333003 has 12 divisors (see below), whose sum is σ = 1395529940840. Its totient is φ = 638461254816.

The previous prime is 1001223332987. The next prime is 1001223333017. The reversal of 1001223333003 is 3003333221001.

It is not a de Polignac number, because 1001223333003 - 2⁴ = 1001223332987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001223333053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 315443698 + ... + 315446871.

Almost surely, 2^{1001223333003} is an apocalyptic number.

1001223333003 is a deficient number, since it is larger than the sum of its proper divisors (394306607837).

1001223333003 is an equidigital number, since it uses as much as digits as its factorization.

1001223333003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630890618 (or 630890595 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 1001223333003 its reverse (3003333221001), we get a palindrome (4004556554004).

The spelling of 1001223333003 in words is "one trillion, one billion, two hundred twenty-three million, three hundred thirty-three thousand, three".