201210222112012 has 6 divisors (see below), whose sum is σ = 352117888696028. Its totient is φ = 100605111056004.

The previous prime is 201210222111959. The next prime is 201210222112157. The reversal of 201210222112012 is 210211222012102.

It is a super-3 number, since 3×201210222112012³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25151277763998 + ... + 25151277764005.

Almost surely, 2^{201210222112012} is an apocalyptic number.

It is an amenable number.

201210222112012 is a deficient number, since it is larger than the sum of its proper divisors (150907666584016).

201210222112012 is a wasteful number, since it uses less digits than its factorization.

201210222112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50302555528007 (or 50302555528005 counting only the distinct ones).

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

Adding to 201210222112012 its reverse (210211222012102), we get a palindrome (411421444124114).

It can be divided in two parts, 201210 and 222112012, that added together give a palindrome (222313222).

The spelling of 201210222112012 in words is "two hundred one trillion, two hundred ten billion, two hundred twenty-two million, one hundred twelve thousand, twelve".