43030231103309 has 2 divisors, whose sum is σ = 43030231103310. Its totient is φ = 43030231103308.

The previous prime is 43030231103281. The next prime is 43030231103357. The reversal of 43030231103309 is 90330113203034.

43030231103309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41343292515625 + 1686938587684 = 6429875^2 + 1298822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43030231103309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43030231103609) 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, 21515115551654 + 21515115551655.

It is an arithmetic number, because the mean of its divisors is an integer number (21515115551655).

Almost surely, 2^{43030231103309} is an apocalyptic number.

It is an amenable number.

43030231103309 is a deficient number, since it is larger than the sum of its proper divisors (1).

43030231103309 is an equidigital number, since it uses as much as digits as its factorization.

43030231103309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 32.

The spelling of 43030231103309 in words is "forty-three trillion, thirty billion, two hundred thirty-one million, one hundred three thousand, three hundred nine".