1013331303003 has 4 divisors (see below), whose sum is σ = 1351108404008. Its totient is φ = 675554202000.

The previous prime is 1013331302989. The next prime is 1013331303067. The reversal of 1013331303003 is 3003031333101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1013331303003 - 2¹⁸ = 1013331040859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013331303703) 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, 168888550498 + ... + 168888550503.

It is an arithmetic number, because the mean of its divisors is an integer number (337777101002).

Almost surely, 2^{1013331303003} is an apocalyptic number.

1013331303003 is a deficient number, since it is larger than the sum of its proper divisors (337777101005).

1013331303003 is an equidigital number, since it uses as much as digits as its factorization.

1013331303003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337777101004.

The product of its (nonzero) digits is 729, while the sum is 21.

Adding to 1013331303003 its reverse (3003031333101), we get a palindrome (4016362636104).

The spelling of 1013331303003 in words is "one trillion, thirteen billion, three hundred thirty-one million, three hundred three thousand, three".