2122012220211 has 48 divisors (see below), whose sum is σ = 3445834479360. Its totient is φ = 1297205344800.

The previous prime is 2122012220173. The next prime is 2122012220311. The reversal of 2122012220211 is 1120222102212.

It is a happy number.

2122012220211 is a `hidden beast` number, since 2 + 1 + 220 + 12 + 220 + 211 = 666.

It is not a de Polignac number, because 2122012220211 - 2⁶ = 2122012220147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122012220011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1747281 + ... + 2701298.

It is an arithmetic number, because the mean of its divisors is an integer number (71788218320).

Almost surely, 2^{2122012220211} is an apocalyptic number.

2122012220211 is a deficient number, since it is larger than the sum of its proper divisors (1323822259149).

2122012220211 is a wasteful number, since it uses less digits than its factorization.

2122012220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4448758 (or 4448746 counting only the distinct ones).

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

Adding to 2122012220211 its reverse (1120222102212), we get a palindrome (3242234322423).

The spelling of 2122012220211 in words is "two trillion, one hundred twenty-two billion, twelve million, two hundred twenty thousand, two hundred eleven".