212112210200212 has 24 divisors (see below), whose sum is σ = 428343104099456. Its totient is φ = 90022657864608.

The previous prime is 212112210200179. The next prime is 212112210200257. The reversal of 212112210200212 is 212002012211212.

It is a self number, because there is not a number n which added to its sum of digits gives 212112210200212.

It is a congruent 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, 36773958663 + ... + 36773964430.

Almost surely, 2^{212112210200212} is an apocalyptic number.

It is an amenable number.

212112210200212 is an abundant number, since it is smaller than the sum of its proper divisors (216230893899244).

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

212112210200212 is a wasteful number, since it uses less digits than its factorization.

212112210200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73547923207 (or 73547923205 counting only the distinct ones).

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

Adding to 212112210200212 its reverse (212002012211212), we get a palindrome (424114222411424).

The spelling of 212112210200212 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred ten million, two hundred thousand, two hundred twelve".