20222111211 has 8 divisors (see below), whose sum is σ = 27021304464. Its totient is φ = 13452162720.

The previous prime is 20222111171. The next prime is 20222111219. The reversal of 20222111211 is 11211122202.

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

It is not a de Polignac number, because 20222111211 - 2²² = 20217916907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20222111219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7309576 + ... + 7312341.

It is an arithmetic number, because the mean of its divisors is an integer number (3377663058).

Almost surely, 2^20222111211 is an apocalyptic number.

20222111211 is a deficient number, since it is larger than the sum of its proper divisors (6799193253).

20222111211 is a wasteful number, since it uses less digits than its factorization.

20222111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14622381.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20222111211 its reverse (11211122202), we get a palindrome (31433233413).

The spelling of 20222111211 in words is "twenty billion, two hundred twenty-two million, one hundred eleven thousand, two hundred eleven".