111222332122 has 32 divisors (see below), whose sum is σ = 182840924160. Its totient is φ = 50322601920.

The previous prime is 111222332071. The next prime is 111222332129. The reversal of 111222332122 is 221233222111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 111222332093 and 111222332102.

It is not an unprimeable number, because it can be changed into a prime (111222332129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4275868 + ... + 4301800.

It is an arithmetic number, because the mean of its divisors is an integer number (5713778880).

Almost surely, 2^111222332122 is an apocalyptic number.

111222332122 is a deficient number, since it is larger than the sum of its proper divisors (71618592038).

111222332122 is a wasteful number, since it uses less digits than its factorization.

111222332122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26838.

The product of its digits is 576, while the sum is 22.

Adding to 111222332122 its reverse (221233222111), we get a palindrome (332455554233).

It can be divided in two parts, 111222 and 332122, that added together give a palindrome (443344).

The spelling of 111222332122 in words is "one hundred eleven billion, two hundred twenty-two million, three hundred thirty-two thousand, one hundred twenty-two".