2212022220211 has 4 divisors (see below), whose sum is σ = 2223483475432. Its totient is φ = 2200560964992.

The previous prime is 2212022220169. The next prime is 2212022220277. The reversal of 2212022220211 is 1120222202122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2212022220211 - 2¹¹ = 2212022218163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212022220911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5730627321 + ... + 5730627706.

It is an arithmetic number, because the mean of its divisors is an integer number (555870868858).

Almost surely, 2^{2212022220211} is an apocalyptic number.

2212022220211 is a deficient number, since it is larger than the sum of its proper divisors (11461255221).

2212022220211 is a wasteful number, since it uses less digits than its factorization.

2212022220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11461255220.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2212022220211 its reverse (1120222202122), we get a palindrome (3332244422333).

The spelling of 2212022220211 in words is "two trillion, two hundred twelve billion, twenty-two million, two hundred twenty thousand, two hundred eleven".