12201202211211 has 16 divisors (see below), whose sum is σ = 19466305522720. Its totient is φ = 7508432129760.

The previous prime is 12201202211207. The next prime is 12201202211213. The reversal of 12201202211211 is 11211220210221.

12201202211211 is a `hidden beast` number, since 1 + 220 + 1 + 20 + 2 + 211 + 211 = 666.

It is not a de Polignac number, because 12201202211211 - 2² = 12201202211207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12201202211213) 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, 17380629580 + ... + 17380630281.

It is an arithmetic number, because the mean of its divisors is an integer number (1216644095170).

Almost surely, 2^{12201202211211} is an apocalyptic number.

12201202211211 is a deficient number, since it is larger than the sum of its proper divisors (7265103311509).

12201202211211 is a wasteful number, since it uses less digits than its factorization.

12201202211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34761259883 (or 34761259877 counting only the distinct ones).

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

Adding to 12201202211211 its reverse (11211220210221), we get a palindrome (23412422421432).

The spelling of 12201202211211 in words is "twelve trillion, two hundred one billion, two hundred two million, two hundred eleven thousand, two hundred eleven".