212200021020200 has 24 divisors (see below), whose sum is σ = 493365048872430. Its totient is φ = 84880008408000.

The previous prime is 212200021020199. The next prime is 212200021020301. The reversal of 212200021020200 is 2020120002212.

It can be written as a sum of positive squares in 3 ways, for example, as 124420773212836 + 87779247807364 = 11154406^2 + 9369058^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 530500052351 + ... + 530500052750.

Almost surely, 2^{212200021020200} is an apocalyptic number.

212200021020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212200021020200 is an abundant number, since it is smaller than the sum of its proper divisors (281165027852230).

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

212200021020200 is a wasteful number, since it uses less digits than its factorization.

212200021020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061000105117 (or 1061000105108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 212200021020200 its reverse (2020120002212), we get a palindrome (214220141022412).

The spelling of 212200021020200 in words is "two hundred twelve trillion, two hundred billion, twenty-one million, twenty thousand, two hundred".