212002022211200 has 96 divisors (see below), whose sum is σ = 563996726026860. Its totient is φ = 78277669724160.

The previous prime is 212002022211151. The next prime is 212002022211227. The reversal of 212002022211200 is 2112220200212.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 15279405396544 + 196722616814656 = 3908888^2 + 14025784^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2548059629 + ... + 2548142828.

Almost surely, 2^{212002022211200} is an apocalyptic number.

212002022211200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212002022211200 is an abundant number, since it is smaller than the sum of its proper divisors (351994703815660).

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

212002022211200 is a wasteful number, since it uses less digits than its factorization.

212002022211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5096202494 (or 5096202477 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212002022211200 its reverse (2112220200212), we get a palindrome (214114242411412).

The spelling of 212002022211200 in words is "two hundred twelve trillion, two billion, twenty-two million, two hundred eleven thousand, two hundred".