200434121099 has 2 divisors, whose sum is σ = 200434121100. Its totient is φ = 200434121098.

The previous prime is 200434121081. The next prime is 200434121131. The reversal of 200434121099 is 990121434002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200434121099 - 2²⁰ = 200433072523 is a prime.

It is not a weakly prime, because it can be changed into another prime (200434121029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100217060549 + 100217060550.

It is an arithmetic number, because the mean of its divisors is an integer number (100217060550).

Almost surely, 2^200434121099 is an apocalyptic number.

200434121099 is a deficient number, since it is larger than the sum of its proper divisors (1).

200434121099 is an equidigital number, since it uses as much as digits as its factorization.

200434121099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 200434121099 in words is "two hundred billion, four hundred thirty-four million, one hundred twenty-one thousand, ninety-nine".