12201120212211 has 40 divisors (see below), whose sum is σ = 20911182499680. Its totient is φ = 6944939937792.

The previous prime is 12201120212209. The next prime is 12201120212227. The reversal of 12201120212211 is 11221202110221.

12201120212211 is a `hidden beast` number, since 1 + 220 + 1 + 1 + 20 + 212 + 211 = 666.

It is not a de Polignac number, because 12201120212211 - 2¹ = 12201120212209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12201120612211) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 41719516 + ... + 42010953.

It is an arithmetic number, because the mean of its divisors is an integer number (522779562492).

Almost surely, 2^{12201120212211} is an apocalyptic number.

12201120212211 is a deficient number, since it is larger than the sum of its proper divisors (8710062287469).

12201120212211 is an equidigital number, since it uses as much as digits as its factorization.

12201120212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83730745 (or 83730736 counting only the distinct ones).

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

Adding to 12201120212211 its reverse (11221202110221), we get a palindrome (23422322322432).

The spelling of 12201120212211 in words is "twelve trillion, two hundred one billion, one hundred twenty million, two hundred twelve thousand, two hundred eleven".