111123422223 has 16 divisors (see below), whose sum is σ = 161781463296. Its totient is φ = 67286114240.

The previous prime is 111123422191. The next prime is 111123422239. The reversal of 111123422223 is 322224321111.

It is a cyclic number.

It is not a de Polignac number, because 111123422223 - 2⁵ = 111123422191 is a prime.

It is a super-2 number, since 2×111123422223² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111123422193 and 111123422202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111123422273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1498611 + ... + 1571012.

It is an arithmetic number, because the mean of its divisors is an integer number (10111341456).

Almost surely, 2^111123422223 is an apocalyptic number.

111123422223 is a deficient number, since it is larger than the sum of its proper divisors (50658041073).

111123422223 is a wasteful number, since it uses less digits than its factorization.

111123422223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070734.

The product of its digits is 1152, while the sum is 24.

Adding to 111123422223 its reverse (322224321111), we get a palindrome (433347743334).

The spelling of 111123422223 in words is "one hundred eleven billion, one hundred twenty-three million, four hundred twenty-two thousand, two hundred twenty-three".