43122231017 has 2 divisors, whose sum is σ = 43122231018. Its totient is φ = 43122231016.

The previous prime is 43122231001. The next prime is 43122231037. The reversal of 43122231017 is 71013222134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34937591056 + 8184639961 = 186916^2 + 90469^2 .

It is a cyclic number.

It is not a de Polignac number, because 43122231017 - 2⁴ = 43122231001 is a prime.

It is not a weakly prime, because it can be changed into another prime (43122231037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21561115508 + 21561115509.

It is an arithmetic number, because the mean of its divisors is an integer number (21561115509).

Almost surely, 2^43122231017 is an apocalyptic number.

It is an amenable number.

43122231017 is a deficient number, since it is larger than the sum of its proper divisors (1).

43122231017 is an equidigital number, since it uses as much as digits as its factorization.

43122231017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The spelling of 43122231017 in words is "forty-three billion, one hundred twenty-two million, two hundred thirty-one thousand, seventeen".