200434240043 has 2 divisors, whose sum is σ = 200434240044. Its totient is φ = 200434240042.

The previous prime is 200434240037. The next prime is 200434240063. The reversal of 200434240043 is 340042434002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200434240043 - 2³⁶ = 131714763307 is a prime.

It is a super-2 number, since 2×200434240043² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200434239994 and 200434240021.

It is not a weakly prime, because it can be changed into another prime (200434240063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100217120021 + 100217120022.

It is an arithmetic number, because the mean of its divisors is an integer number (100217120022).

Almost surely, 2^200434240043 is an apocalyptic number.

200434240043 is a deficient number, since it is larger than the sum of its proper divisors (1).

200434240043 is an equidigital number, since it uses as much as digits as its factorization.

200434240043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 200434240043 its reverse (340042434002), we get a palindrome (540476674045).

The spelling of 200434240043 in words is "two hundred billion, four hundred thirty-four million, two hundred forty thousand, forty-three".