200501005443243 has 16 divisors (see below), whose sum is σ = 283060632062880. Its totient is φ = 125804379508736.

The previous prime is 200501005443239. The next prime is 200501005443289. The reversal of 200501005443243 is 342344500105002.

It is a cyclic number.

It is not a de Polignac number, because 200501005443243 - 2² = 200501005443239 is a prime.

It is a super-3 number, since 3×200501005443243³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (200501005443043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41918503 + ... + 46456031.

It is an arithmetic number, because the mean of its divisors is an integer number (17691289503930).

Almost surely, 2^{200501005443243} is an apocalyptic number.

200501005443243 is a deficient number, since it is larger than the sum of its proper divisors (82559626619637).

200501005443243 is a wasteful number, since it uses less digits than its factorization.

200501005443243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5403966.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 200501005443243 its reverse (342344500105002), we get a palindrome (542845505548245).

The spelling of 200501005443243 in words is "two hundred trillion, five hundred one billion, five million, four hundred forty-three thousand, two hundred forty-three".