200343434423969 has 2 divisors, whose sum is σ = 200343434423970. Its totient is φ = 200343434423968.

The previous prime is 200343434423953. The next prime is 200343434424017. The reversal of 200343434423969 is 969324434343002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115449545115025 + 84893889308944 = 10744745^2 + 9213788^2 .

It is a cyclic number.

It is not a de Polignac number, because 200343434423969 - 2⁴ = 200343434423953 is a prime.

It is a super-2 number, since 2×200343434423969² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200343434423929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100171717211984 + 100171717211985.

It is an arithmetic number, because the mean of its divisors is an integer number (100171717211985).

Almost surely, 2^{200343434423969} is an apocalyptic number.

It is an amenable number.

200343434423969 is a deficient number, since it is larger than the sum of its proper divisors (1).

200343434423969 is an equidigital number, since it uses as much as digits as its factorization.

200343434423969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40310784, while the sum is 56.

The spelling of 200343434423969 in words is "two hundred trillion, three hundred forty-three billion, four hundred thirty-four million, four hundred twenty-three thousand, nine hundred sixty-nine".