340240232200243 has 2 divisors, whose sum is σ = 340240232200244. Its totient is φ = 340240232200242.

The previous prime is 340240232200217. The next prime is 340240232200289. The reversal of 340240232200243 is 342002232042043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340240232200243 - 2³⁷ = 340102793246771 is a prime.

It is not a weakly prime, because it can be changed into another prime (340240232200343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170120116100121 + 170120116100122.

It is an arithmetic number, because the mean of its divisors is an integer number (170120116100122).

Almost surely, 2^{340240232200243} is an apocalyptic number.

340240232200243 is a deficient number, since it is larger than the sum of its proper divisors (1).

340240232200243 is an equidigital number, since it uses as much as digits as its factorization.

340240232200243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 340240232200243 its reverse (342002232042043), we get a palindrome (682242464242286).

The spelling of 340240232200243 in words is "three hundred forty trillion, two hundred forty billion, two hundred thirty-two million, two hundred thousand, two hundred forty-three".