12200010221212 has 48 divisors (see below), whose sum is σ = 24109005564000. Its totient is φ = 5350916130560.

The previous prime is 12200010221197. The next prime is 12200010221317. The reversal of 12200010221212 is 21212201000221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 905587 + ... + 5021962.

It is an arithmetic number, because the mean of its divisors is an integer number (502270949250).

Almost surely, 2^{12200010221212} is an apocalyptic number.

It is an amenable number.

12200010221212 is a deficient number, since it is larger than the sum of its proper divisors (11908995342788).

12200010221212 is a wasteful number, since it uses less digits than its factorization.

12200010221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5929206 (or 5929204 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12200010221212 its reverse (21212201000221), we get a palindrome (33412211221433).

The spelling of 12200010221212 in words is "twelve trillion, two hundred billion, ten million, two hundred twenty-one thousand, two hundred twelve".