200021220012210 has 16 divisors (see below), whose sum is σ = 480050928029376. Its totient is φ = 53338992003248.

The previous prime is 200021220012193. The next prime is 200021220012253. The reversal of 200021220012210 is 12210022120002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200021220012210.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3333687000174 + ... + 3333687000233.

It is an arithmetic number, because the mean of its divisors is an integer number (30003183001836).

Almost surely, 2^{200021220012210} is an apocalyptic number.

200021220012210 is an abundant number, since it is smaller than the sum of its proper divisors (280029708017166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200021220012210 is a wasteful number, since it uses less digits than its factorization.

200021220012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6667374000417.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200021220012210 its reverse (12210022120002), we get a palindrome (212231242132212).

The spelling of 200021220012210 in words is "two hundred trillion, twenty-one billion, two hundred twenty million, twelve thousand, two hundred ten".