200220021212 has 6 divisors (see below), whose sum is σ = 350385037128. Its totient is φ = 100110010604.

The previous prime is 200220021193. The next prime is 200220021223. The reversal of 200220021212 is 212120022002.

200220021212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 25027502648 + ... + 25027502655.

It is an arithmetic number, because the mean of its divisors is an integer number (58397506188).

Almost surely, 2^200220021212 is an apocalyptic number.

It is an amenable number.

200220021212 is a deficient number, since it is larger than the sum of its proper divisors (150165015916).

200220021212 is a wasteful number, since it uses less digits than its factorization.

200220021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50055005307 (or 50055005305 counting only the distinct ones).

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

Adding to 200220021212 its reverse (212120022002), we get a palindrome (412340043214).

The spelling of 200220021212 in words is "two hundred billion, two hundred twenty million, twenty-one thousand, two hundred twelve".