1330303030321 has 2 divisors, whose sum is σ = 1330303030322. Its totient is φ = 1330303030320.

The previous prime is 1330303030247. The next prime is 1330303030333. The reversal of 1330303030321 is 1230303030331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1262656742400 + 67646287921 = 1123680^2 + 260089^2 .

It is an emirp because it is prime and its reverse (1230303030331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1330303030321 - 2¹⁷ = 1330302899249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1330303030292 and 1330303030301.

It is not a weakly prime, because it can be changed into another prime (1330303030391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665151515160 + 665151515161.

It is an arithmetic number, because the mean of its divisors is an integer number (665151515161).

Almost surely, 2^{1330303030321} is an apocalyptic number.

It is an amenable number.

1330303030321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330303030321 is an equidigital number, since it uses as much as digits as its factorization.

1330303030321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 1330303030321 its reverse (1230303030331), we get a palindrome (2560606060652).

The spelling of 1330303030321 in words is "one trillion, three hundred thirty billion, three hundred three million, thirty thousand, three hundred twenty-one".