220122002111 has 8 divisors (see below), whose sum is σ = 242377329024. Its totient is φ = 198240714520.

The previous prime is 220122002059. The next prime is 220122002117. The reversal of 220122002111 is 111200221022.

220122002111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 220122002111 - 2¹⁸ = 220121739967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220122002117) 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, 93508595 + ... + 93510948.

It is an arithmetic number, because the mean of its divisors is an integer number (30297166128).

Almost surely, 2^220122002111 is an apocalyptic number.

220122002111 is a deficient number, since it is larger than the sum of its proper divisors (22255326913).

220122002111 is a wasteful number, since it uses less digits than its factorization.

220122002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187019661.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220122002111 its reverse (111200221022), we get a palindrome (331322223133).

Subtracting from 220122002111 its reverse (111200221022), we obtain a square (108921781089 = 330033²).

The spelling of 220122002111 in words is "two hundred twenty billion, one hundred twenty-two million, two thousand, one hundred eleven".