1331332313003 has 32 divisors (see below), whose sum is σ = 1747325882880. Its totient is φ = 982732608000.

The previous prime is 1331332312987. The next prime is 1331332313023. The reversal of 1331332313003 is 3003132331331.

It is a happy number.

It is not a de Polignac number, because 1331332313003 - 2⁴ = 1331332312987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331332313023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31200563 + ... + 31243203.

It is an arithmetic number, because the mean of its divisors is an integer number (54603933840).

Almost surely, 2^{1331332313003} is an apocalyptic number.

1331332313003 is a deficient number, since it is larger than the sum of its proper divisors (415993569877).

1331332313003 is a wasteful number, since it uses less digits than its factorization.

1331332313003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64019.

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 1331332313003 its reverse (3003132331331), we get a palindrome (4334464644334).

The spelling of 1331332313003 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-two million, three hundred thirteen thousand, three".