12210212112201 has 24 divisors (see below), whose sum is σ = 18997468878336. Its totient is φ = 7535053753920.

The previous prime is 12210212112181. The next prime is 12210212112211. The reversal of 12210212112201 is 10221121201221.

12210212112201 is a `hidden beast` number, since 1 + 2 + 210 + 21 + 211 + 220 + 1 = 666.

12210212112201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12210212112201 - 2⁹ = 12210212111689 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12210212112211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 951389260 + ... + 951402093.

It is an arithmetic number, because the mean of its divisors is an integer number (791561203264).

Almost surely, 2^{12210212112201} is an apocalyptic number.

It is an amenable number.

12210212112201 is a deficient number, since it is larger than the sum of its proper divisors (6787256766135).

12210212112201 is a wasteful number, since it uses less digits than its factorization.

12210212112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902791413 (or 1902791410 counting only the distinct ones).

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

Adding to 12210212112201 its reverse (10221121201221), we get a palindrome (22431333313422).

The spelling of 12210212112201 in words is "twelve trillion, two hundred ten billion, two hundred twelve million, one hundred twelve thousand, two hundred one".