212011022100212 has 12 divisors (see below), whose sum is σ = 376556889999360. Its totient is φ = 104423339243256.

The previous prime is 212011022100211. The next prime is 212011022100217. The reversal of 212011022100212 is 212001220110212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212011022100211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395542951412 + ... + 395542951947.

It is an arithmetic number, because the mean of its divisors is an integer number (31379740833280).

Almost surely, 2^{212011022100212} is an apocalyptic number.

It is an amenable number.

212011022100212 is a deficient number, since it is larger than the sum of its proper divisors (164545867899148).

212011022100212 is a wasteful number, since it uses less digits than its factorization.

212011022100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791085903430 (or 791085903428 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212011022100212 its reverse (212001220110212), we get a palindrome (424012242210424).

The spelling of 212011022100212 in words is "two hundred twelve trillion, eleven billion, twenty-two million, one hundred thousand, two hundred twelve".