1330012321243 has 2 divisors, whose sum is σ = 1330012321244. Its totient is φ = 1330012321242.

The previous prime is 1330012321163. The next prime is 1330012321279. The reversal of 1330012321243 is 3421232100331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1330012321243 - 2²⁵ = 1329978766811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1330012321543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665006160621 + 665006160622.

It is an arithmetic number, because the mean of its divisors is an integer number (665006160622).

Almost surely, 2^{1330012321243} is an apocalyptic number.

1330012321243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330012321243 is an equidigital number, since it uses as much as digits as its factorization.

1330012321243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1330012321243 its reverse (3421232100331), we get a palindrome (4751244421574).

The spelling of 1330012321243 in words is "one trillion, three hundred thirty billion, twelve million, three hundred twenty-one thousand, two hundred forty-three".