200002200021 has 96 divisors (see below), whose sum is σ = 332542129920. Its totient is φ = 114894692352.

The previous prime is 200002200011. The next prime is 200002200029. The reversal of 200002200021 is 120002200002.

200002200021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200002200021 - 2¹⁰ = 200002198997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 200002199976 and 200002200012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002200029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19647285 + ... + 19657461.

It is an arithmetic number, because the mean of its divisors is an integer number (3463980520).

Almost surely, 2^200002200021 is an apocalyptic number.

It is an amenable number.

200002200021 is a deficient number, since it is larger than the sum of its proper divisors (132539929899).

200002200021 is a wasteful number, since it uses less digits than its factorization.

200002200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10395 (or 10392 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 200002200021 its reverse (120002200002), we get a palindrome (320004400023).

The spelling of 200002200021 in words is "two hundred billion, two million, two hundred thousand, twenty-one".