111112423011 has 48 divisors (see below), whose sum is σ = 171702955008. Its totient is φ = 68996448000.

The previous prime is 111112423007. The next prime is 111112423039. The reversal of 111112423011 is 110324211111.

111112423011 is a `hidden beast` number, since 11 + 111 + 242 + 301 + 1 = 666.

It is not a de Polignac number, because 111112423011 - 2² = 111112423007 is a prime.

It is a super-2 number, since 2×111112423011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111112423001) 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 47 ways as a sum of consecutive naturals, for example, 6252040 + ... + 6269786.

It is an arithmetic number, because the mean of its divisors is an integer number (3577144896).

Almost surely, 2^111112423011 is an apocalyptic number.

111112423011 is a deficient number, since it is larger than the sum of its proper divisors (60590531997).

111112423011 is a wasteful number, since it uses less digits than its factorization.

111112423011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18192 (or 18189 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111112423011 its reverse (110324211111), we get a palindrome (221436634122).

The spelling of 111112423011 in words is "one hundred eleven billion, one hundred twelve million, four hundred twenty-three thousand, eleven".