111013031223 has 64 divisors (see below), whose sum is σ = 175145587200. Its totient is φ = 69295564800.

The previous prime is 111013031221. The next prime is 111013031231. The reversal of 111013031223 is 322130310111.

It is not a de Polignac number, because 111013031223 - 2¹ = 111013031221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111013031196 and 111013031205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111013031221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35386711 + ... + 35389847.

It is an arithmetic number, because the mean of its divisors is an integer number (2736649800).

Almost surely, 2^111013031223 is an apocalyptic number.

111013031223 is a deficient number, since it is larger than the sum of its proper divisors (64132555977).

111013031223 is a wasteful number, since it uses less digits than its factorization.

111013031223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3949 (or 3943 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 111013031223 its reverse (322130310111), we get a palindrome (433143341334).

The spelling of 111013031223 in words is "one hundred eleven billion, thirteen million, thirty-one thousand, two hundred twenty-three".