20222112211 has 8 divisors (see below), whose sum is σ = 23547042144. Its totient is φ = 17006196480.

The previous prime is 20222112199. The next prime is 20222112227. The reversal of 20222112211 is 11221122202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20222112211 - 2¹⁵ = 20222079443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20222112271) 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 7 ways as a sum of consecutive naturals, for example, 27253150 + ... + 27253891.

It is an arithmetic number, because the mean of its divisors is an integer number (2943380268).

Almost surely, 2^20222112211 is an apocalyptic number.

20222112211 is a deficient number, since it is larger than the sum of its proper divisors (3324929933).

20222112211 is an equidigital number, since it uses as much as digits as its factorization.

20222112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54507101.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20222112211 its reverse (11221122202), we get a palindrome (31443234413).

Subtracting from 20222112211 its reverse (11221122202), we obtain a palindrome (9000990009).

The spelling of 20222112211 in words is "twenty billion, two hundred twenty-two million, one hundred twelve thousand, two hundred eleven".