342765022217 has 2 divisors, whose sum is σ = 342765022218. Its totient is φ = 342765022216.

The previous prime is 342765022189. The next prime is 342765022297. The reversal of 342765022217 is 712220567243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321711302416 + 21053719801 = 567196^2 + 145099^2 .

It is a cyclic number.

It is not a de Polignac number, because 342765022217 - 2⁶ = 342765022153 is a prime.

It is not a weakly prime, because it can be changed into another prime (342765022297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171382511108 + 171382511109.

It is an arithmetic number, because the mean of its divisors is an integer number (171382511109).

Almost surely, 2^342765022217 is an apocalyptic number.

It is an amenable number.

342765022217 is a deficient number, since it is larger than the sum of its proper divisors (1).

342765022217 is an equidigital number, since it uses as much as digits as its factorization.

342765022217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 342765022217 in words is "three hundred forty-two billion, seven hundred sixty-five million, twenty-two thousand, two hundred seventeen".