200021430320343 has 12 divisors (see below), whose sum is σ = 288920427071640. Its totient is φ = 133347351009456.

The previous prime is 200021430320321. The next prime is 200021430320347. The reversal of 200021430320343 is 343023034120002.

200021430320343 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 2 + 14 + 303 + 2 + 0 + 343 = 666.

It is not a de Polignac number, because 200021430320343 - 2⁹ = 200021430319831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200021430320347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17674813 + ... + 26691606.

It is an arithmetic number, because the mean of its divisors is an integer number (24076702255970).

Almost surely, 2^{200021430320343} is an apocalyptic number.

200021430320343 is a deficient number, since it is larger than the sum of its proper divisors (88898996751297).

200021430320343 is a wasteful number, since it uses less digits than its factorization.

200021430320343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44867358 (or 44867355 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 200021430320343 its reverse (343023034120002), we get a palindrome (543044464440345).

The spelling of 200021430320343 in words is "two hundred trillion, twenty-one billion, four hundred thirty million, three hundred twenty thousand, three hundred forty-three".