212201212120012 has 12 divisors (see below), whose sum is σ = 371674195911256. Its totient is φ = 106008584716800.

The previous prime is 212201212119989. The next prime is 212201212120063. The reversal of 212201212120012 is 210021212102212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23005330614 + ... + 23005339837.

Almost surely, 2^{212201212120012} is an apocalyptic number.

It is an amenable number.

212201212120012 is a deficient number, since it is larger than the sum of its proper divisors (159472983791244).

212201212120012 is a wasteful number, since it uses less digits than its factorization.

212201212120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46010671608 (or 46010671606 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212201212120012 its reverse (210021212102212), we get a palindrome (422222424222224).

The spelling of 212201212120012 in words is "two hundred twelve trillion, two hundred one billion, two hundred twelve million, one hundred twenty thousand, twelve".