220110122222111 has 24 divisors (see below), whose sum is σ = 247860796149120. Its totient is φ = 195213664411920.

The previous prime is 220110122222099. The next prime is 220110122222129. The reversal of 220110122222111 is 111222221011022.

It is not a de Polignac number, because 220110122222111 - 2⁴² = 215712075711007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220110122212111) 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 23 ways as a sum of consecutive naturals, for example, 20845925 + ... + 29576558.

It is an arithmetic number, because the mean of its divisors is an integer number (10327533172880).

Almost surely, 2^{220110122222111} is an apocalyptic number.

220110122222111 is a deficient number, since it is larger than the sum of its proper divisors (27750673927009).

220110122222111 is a wasteful number, since it uses less digits than its factorization.

220110122222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50423387 (or 50423376 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 220110122222111 its reverse (111222221011022), we get a palindrome (331332343233133).

The spelling of 220110122222111 in words is "two hundred twenty trillion, one hundred ten billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred eleven".