1303321130103 has 16 divisors (see below), whose sum is σ = 1762894332416. Its totient is φ = 856332285120.

The previous prime is 1303321130071. The next prime is 1303321130119. The reversal of 1303321130103 is 3010311233031.

It is not a de Polignac number, because 1303321130103 - 2⁵ = 1303321130071 is a prime.

It is a super-2 number, since 2×1303321130103² (a number of 25 digits) contains 22 as substring.

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 1303321130103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303321130803) 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, 1951753 + ... + 2532978.

It is an arithmetic number, because the mean of its divisors is an integer number (110180895776).

Almost surely, 2^{1303321130103} is an apocalyptic number.

1303321130103 is a deficient number, since it is larger than the sum of its proper divisors (459573202313).

1303321130103 is a wasteful number, since it uses less digits than its factorization.

1303321130103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486134.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1303321130103 its reverse (3010311233031), we get a palindrome (4313632363134).

The spelling of 1303321130103 in words is "one trillion, three hundred three billion, three hundred twenty-one million, one hundred thirty thousand, one hundred three".