201020112210212 has 24 divisors (see below), whose sum is σ = 353990966609280. Its totient is φ = 99881742906720.

The previous prime is 201020112210139. The next prime is 201020112210217. The reversal of 201020112210212 is 212012211020102.

It is a super-2 number, since 2×201020112210212² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201020112210217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237936818 + ... + 238780169.

It is an arithmetic number, because the mean of its divisors is an integer number (14749623608720).

Almost surely, 2^{201020112210212} is an apocalyptic number.

It is an amenable number.

201020112210212 is a deficient number, since it is larger than the sum of its proper divisors (152970854399068).

201020112210212 is a wasteful number, since it uses less digits than its factorization.

201020112210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476717651 (or 476717649 counting only the distinct ones).

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

Adding to 201020112210212 its reverse (212012211020102), we get a palindrome (413032323230314).

The spelling of 201020112210212 in words is "two hundred one trillion, twenty billion, one hundred twelve million, two hundred ten thousand, two hundred twelve".