12210020210212 has 24 divisors (see below), whose sum is σ = 23336318295360. Its totient is φ = 5543752112160.

The previous prime is 12210020210197. The next prime is 12210020210273. The reversal of 12210020210212 is 21201202001221.

It is a happy number.

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, 156387387 + ... + 156465442.

It is an arithmetic number, because the mean of its divisors is an integer number (972346595640).

Almost surely, 2^{12210020210212} is an apocalyptic number.

It is an amenable number.

12210020210212 is a deficient number, since it is larger than the sum of its proper divisors (11126298085148).

12210020210212 is a wasteful number, since it uses less digits than its factorization.

12210020210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312853731 (or 312853729 counting only the distinct ones).

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

Adding to 12210020210212 its reverse (21201202001221), we get a palindrome (33411222211433).

The spelling of 12210020210212 in words is "twelve trillion, two hundred ten billion, twenty million, two hundred ten thousand, two hundred twelve".