220122101111 has 16 divisors (see below), whose sum is σ = 240435280800. Its totient is φ = 199859452800.

The previous prime is 220122101009. The next prime is 220122101119. The reversal of 220122101111 is 111101221022.

220122101111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 220122101111 - 2²² = 220117906807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220122101119) 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 15 ways as a sum of consecutive naturals, for example, 43837781 + ... + 43842801.

It is an arithmetic number, because the mean of its divisors is an integer number (15027205050).

Almost surely, 2^220122101111 is an apocalyptic number.

220122101111 is a deficient number, since it is larger than the sum of its proper divisors (20313179689).

220122101111 is a wasteful number, since it uses less digits than its factorization.

220122101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9250.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220122101111 its reverse (111101221022), we get a palindrome (331223322133).

It can be divided in two parts, 2201221011 and 11, that added together give a palindrome (2201221022).

The spelling of 220122101111 in words is "two hundred twenty billion, one hundred twenty-two million, one hundred one thousand, one hundred eleven".