200010202000021 has 8 divisors (see below), whose sum is σ = 228583401510464. Its totient is φ = 171437080867200.

The previous prime is 200010202000009. The next prime is 200010202000039. The reversal of 200010202000021 is 120000202010002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200010202000021 - 2²⁷ = 200010067782293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200010201999971 and 200010202000007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200010202000121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14020380 + ... + 24425221.

It is an arithmetic number, because the mean of its divisors is an integer number (28572925188808).

Almost surely, 2^{200010202000021} is an apocalyptic number.

It is an amenable number.

200010202000021 is a deficient number, since it is larger than the sum of its proper divisors (28573199510443).

200010202000021 is an equidigital number, since it uses as much as digits as its factorization.

200010202000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39188811.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 200010202000021 its reverse (120000202010002), we get a palindrome (320010404010023).

The spelling of 200010202000021 in words is "two hundred trillion, ten billion, two hundred two million, twenty-one", and thus it is an aban number.