1003130031223 has 4 divisors (see below), whose sum is σ = 1003132992888. Its totient is φ = 1003127069560.

The previous prime is 1003130031203. The next prime is 1003130031259. The reversal of 1003130031223 is 3221300313001.

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 1003130031223 - 2⁹ = 1003130030711 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 1003130031223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003130031203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895708 + ... + 1675873.

It is an arithmetic number, because the mean of its divisors is an integer number (250783248222).

Almost surely, 2^{1003130031223} is an apocalyptic number.

1003130031223 is a deficient number, since it is larger than the sum of its proper divisors (2961665).

1003130031223 is an equidigital number, since it uses as much as digits as its factorization.

1003130031223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961664.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1003130031223 its reverse (3221300313001), we get a palindrome (4224430344224).

The spelling of 1003130031223 in words is "one trillion, three billion, one hundred thirty million, thirty-one thousand, two hundred twenty-three".