111423040232 has 32 divisors (see below), whose sum is σ = 239081675520. Its totient is φ = 47689128000.

The previous prime is 111423040181. The next prime is 111423040307. The reversal of 111423040232 is 232040324111.

It is a super-2 number, since 2×111423040232² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111423040198 and 111423040207.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1282643 + ... + 1366754.

It is an arithmetic number, because the mean of its divisors is an integer number (7471302360).

Almost surely, 2^111423040232 is an apocalyptic number.

It is an amenable number.

111423040232 is an abundant number, since it is smaller than the sum of its proper divisors (127658635288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111423040232 is a wasteful number, since it uses less digits than its factorization.

111423040232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650161 (or 2650157 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 111423040232 its reverse (232040324111), we get a palindrome (343463364343).

The spelling of 111423040232 in words is "one hundred eleven billion, four hundred twenty-three million, forty thousand, two hundred thirty-two".