20220111110211 has 4 divisors (see below), whose sum is σ = 26960148146952. Its totient is φ = 13480074073472.

The previous prime is 20220111110207. The next prime is 20220111110239. The reversal of 20220111110211 is 11201111102202.

It is a happy number.

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 20220111110211 - 2² = 20220111110207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20220111110201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370018518366 + ... + 3370018518371.

It is an arithmetic number, because the mean of its divisors is an integer number (6740037036738).

Almost surely, 2^{20220111110211} is an apocalyptic number.

20220111110211 is a deficient number, since it is larger than the sum of its proper divisors (6740037036741).

20220111110211 is an equidigital number, since it uses as much as digits as its factorization.

20220111110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6740037036740.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 20220111110211 its reverse (11201111102202), we get a palindrome (31421222212413).

The spelling of 20220111110211 in words is "twenty trillion, two hundred twenty billion, one hundred eleven million, one hundred ten thousand, two hundred eleven".