22222100021211 has 12 divisors (see below), whose sum is σ = 32121967370688. Its totient is φ = 14803943293104.

The previous prime is 22222100021201. The next prime is 22222100021257. The reversal of 22222100021211 is 11212000122222.

It is a happy number.

22222100021211 is a `hidden beast` number, since 2 + 222 + 210 + 0 + 0 + 21 + 211 = 666.

It is not a de Polignac number, because 22222100021211 - 2³⁸ = 21947222114267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22222100021201) 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, 899158155 + ... + 899182868.

It is an arithmetic number, because the mean of its divisors is an integer number (2676830614224).

Almost surely, 2^{22222100021211} is an apocalyptic number.

22222100021211 is a deficient number, since it is larger than the sum of its proper divisors (9899867349477).

22222100021211 is a wasteful number, since it uses less digits than its factorization.

22222100021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798342402 (or 1798342399 counting only the distinct ones).

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

Adding to 22222100021211 its reverse (11212000122222), we get a palindrome (33434100143433).

The spelling of 22222100021211 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred million, twenty-one thousand, two hundred eleven".