340240232200217 has 2 divisors, whose sum is σ = 340240232200218. Its totient is φ = 340240232200216.

The previous prime is 340240232200163. The next prime is 340240232200243. The reversal of 340240232200217 is 712002232042043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296058101782921 + 44182130417296 = 17206339^2 + 6646964^2 .

It is a cyclic number.

It is not a de Polignac number, because 340240232200217 - 2¹⁶ = 340240232134681 is a prime.

It is a super-2 number, since 2×340240232200217² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340240232209217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170120116100108 + 170120116100109.

It is an arithmetic number, because the mean of its divisors is an integer number (170120116100109).

Almost surely, 2^{340240232200217} is an apocalyptic number.

It is an amenable number.

340240232200217 is a deficient number, since it is larger than the sum of its proper divisors (1).

340240232200217 is an equidigital number, since it uses as much as digits as its factorization.

340240232200217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 32.

The spelling of 340240232200217 in words is "three hundred forty trillion, two hundred forty billion, two hundred thirty-two million, two hundred thousand, two hundred seventeen".