1030320322309 has 2 divisors, whose sum is σ = 1030320322310. Its totient is φ = 1030320322308.

The previous prime is 1030320322303. The next prime is 1030320322351. The reversal of 1030320322309 is 9032230230301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 521840088225 + 508480234084 = 722385^2 + 713078^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030320322309 - 2¹¹ = 1030320320261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030320322303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515160161154 + 515160161155.

It is an arithmetic number, because the mean of its divisors is an integer number (515160161155).

Almost surely, 2^{1030320322309} is an apocalyptic number.

It is an amenable number.

1030320322309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030320322309 is an equidigital number, since it uses as much as digits as its factorization.

1030320322309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 28.

The spelling of 1030320322309 in words is "one trillion, thirty billion, three hundred twenty million, three hundred twenty-two thousand, three hundred nine".