1330321303331 has 2 divisors, whose sum is σ = 1330321303332. Its totient is φ = 1330321303330.

The previous prime is 1330321303313. The next prime is 1330321303417. The reversal of 1330321303331 is 1333031230331.

It is a happy number.

Together with previous prime (1330321303313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (1333031230331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1330321303331 is a prime.

It is a super-2 number, since 2×1330321303331² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1330321303331.

It is not a weakly prime, because it can be changed into another prime (1330321303231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665160651665 + 665160651666.

It is an arithmetic number, because the mean of its divisors is an integer number (665160651666).

Almost surely, 2^{1330321303331} is an apocalyptic number.

1330321303331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330321303331 is an equidigital number, since it uses as much as digits as its factorization.

1330321303331 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1330321303331 its reverse (1333031230331), we get a palindrome (2663352533662).

The spelling of 1330321303331 in words is "one trillion, three hundred thirty billion, three hundred twenty-one million, three hundred three thousand, three hundred thirty-one".