212012122101201 has 16 divisors (see below), whose sum is σ = 314716470203520. Its totient is φ = 141060417876720.

The previous prime is 212012122101179. The next prime is 212012122101239. The reversal of 212012122101201 is 102101221210212.

212012122101201 is a `hidden beast` number, since 2 + 120 + 1 + 212 + 210 + 120 + 1 = 666.

It is not a de Polignac number, because 212012122101201 - 2⁶ = 212012122101137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212012122101301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7805454430 + ... + 7805481591.

It is an arithmetic number, because the mean of its divisors is an integer number (19669779387720).

Almost surely, 2^{212012122101201} is an apocalyptic number.

It is an amenable number.

212012122101201 is a deficient number, since it is larger than the sum of its proper divisors (102704348102319).

212012122101201 is a wasteful number, since it uses less digits than its factorization.

212012122101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15610936533 (or 15610936527 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 212012122101201 its reverse (102101221210212), we get a palindrome (314113343311413).

The spelling of 212012122101201 in words is "two hundred twelve trillion, twelve billion, one hundred twenty-two million, one hundred one thousand, two hundred one".