200200020210021 has 64 divisors (see below), whose sum is σ = 292980009740544. Its totient is φ = 120864614400000.

The previous prime is 200200020210013. The next prime is 200200020210023. The reversal of 200200020210021 is 120012020002002.

It is not a de Polignac number, because 200200020210021 - 2³ = 200200020210013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200200020209979 and 200200020210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200200020210023) 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 63 ways as a sum of consecutive naturals, for example, 190292391 + ... + 191341563.

It is an arithmetic number, because the mean of its divisors is an integer number (4577812652196).

Almost surely, 2^{200200020210021} is an apocalyptic number.

It is an amenable number.

200200020210021 is a deficient number, since it is larger than the sum of its proper divisors (92779989530523).

200200020210021 is a wasteful number, since it uses less digits than its factorization.

200200020210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049734.

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

Adding to 200200020210021 its reverse (120012020002002), we get a palindrome (320212040212023).

The spelling of 200200020210021 in words is "two hundred trillion, two hundred billion, twenty million, two hundred ten thousand, twenty-one".