200105203436 has 6 divisors (see below), whose sum is σ = 350184106020. Its totient is φ = 100052601716.

The previous prime is 200105203429. The next prime is 200105203439. The reversal of 200105203436 is 634302501002.

It is not an unprimeable number, because it can be changed into a prime (200105203439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25013150426 + ... + 25013150433.

It is an arithmetic number, because the mean of its divisors is an integer number (58364017670).

Almost surely, 2^200105203436 is an apocalyptic number.

It is an amenable number.

200105203436 is a deficient number, since it is larger than the sum of its proper divisors (150078902584).

200105203436 is a wasteful number, since it uses less digits than its factorization.

200105203436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50026300863 (or 50026300861 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 200105203436 its reverse (634302501002), we get a palindrome (834407704438).

The spelling of 200105203436 in words is "two hundred billion, one hundred five million, two hundred three thousand, four hundred thirty-six".