1330332220409 has 2 divisors, whose sum is σ = 1330332220410. Its totient is φ = 1330332220408.

The previous prime is 1330332220219. The next prime is 1330332220537. The reversal of 1330332220409 is 9040222330331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 879849628009 + 450482592400 = 938003^2 + 671180^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1330332220409 is a prime.

It is a super-2 number, since 2×1330332220409² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1330332250409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665166110204 + 665166110205.

It is an arithmetic number, because the mean of its divisors is an integer number (665166110205).

Almost surely, 2^{1330332220409} is an apocalyptic number.

It is an amenable number.

1330332220409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330332220409 is an equidigital number, since it uses as much as digits as its factorization.

1330332220409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 32.

The spelling of 1330332220409 in words is "one trillion, three hundred thirty billion, three hundred thirty-two million, two hundred twenty thousand, four hundred nine".