12210202220211 has 12 divisors (see below), whose sum is σ = 17669559432720. Its totient is φ = 8125088350320.

The previous prime is 12210202220149. The next prime is 12210202220239. The reversal of 12210202220211 is 11202220201221.

It is a happy number.

12210202220211 is a `hidden beast` number, since 1 + 2 + 210 + 20 + 2 + 220 + 211 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-12210202220211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12210202220311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1253866791 + ... + 1253876528.

It is an arithmetic number, because the mean of its divisors is an integer number (1472463286060).

Almost surely, 2^{12210202220211} is an apocalyptic number.

12210202220211 is a deficient number, since it is larger than the sum of its proper divisors (5459357212509).

12210202220211 is a wasteful number, since it uses less digits than its factorization.

12210202220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507743866 (or 2507743863 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12210202220211 its reverse (11202220201221), we get a palindrome (23412422421432).

The spelling of 12210202220211 in words is "twelve trillion, two hundred ten billion, two hundred two million, two hundred twenty thousand, two hundred eleven".