200010521943 has 20 divisors (see below), whose sum is σ = 300759851568. Its totient is φ = 132457291200.

The previous prime is 200010521917. The next prime is 200010521959. The reversal of 200010521943 is 349125010002.

It is not a de Polignac number, because 200010521943 - 2⁵ = 200010521911 is a prime.

It is a super-2 number, since 2×200010521943² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200010521983) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8164146 + ... + 8188607.

Almost surely, 2^200010521943 is an apocalyptic number.

200010521943 is a deficient number, since it is larger than the sum of its proper divisors (100749329625).

200010521943 is a wasteful number, since it uses less digits than its factorization.

200010521943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16352916 (or 16352907 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 200010521943 its reverse (349125010002), we get a palindrome (549135531945).

The spelling of 200010521943 in words is "two hundred billion, ten million, five hundred twenty-one thousand, nine hundred forty-three".