200202210021 has 32 divisors (see below), whose sum is σ = 292628464128. Its totient is φ = 120742159040.

The previous prime is 200202210011. The next prime is 200202210059. The reversal of 200202210021 is 120012202002.

It is a cyclic number.

It is not a de Polignac number, because 200202210021 - 2¹⁸ = 200201947877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200202209979 and 200202210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200202210011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6124306 + ... + 6156908.

It is an arithmetic number, because the mean of its divisors is an integer number (9144639504).

Almost surely, 2^200202210021 is an apocalyptic number.

It is an amenable number.

200202210021 is a deficient number, since it is larger than the sum of its proper divisors (92426254107).

200202210021 is a wasteful number, since it uses less digits than its factorization.

200202210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33521.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 200202210021 its reverse (120012202002), we get a palindrome (320214412023).

The spelling of 200202210021 in words is "two hundred billion, two hundred two million, two hundred ten thousand, twenty-one".