111132243023 has 16 divisors (see below), whose sum is σ = 114428920320. Its totient is φ = 107924229400.

The previous prime is 111132243007. The next prime is 111132243029. The reversal of 111132243023 is 320342231111.

It is not a de Polignac number, because 111132243023 - 2⁴ = 111132243007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111132243023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132243029) 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, 13596728 + ... + 13604898.

It is an arithmetic number, because the mean of its divisors is an integer number (7151807520).

Almost surely, 2^111132243023 is an apocalyptic number.

111132243023 is a deficient number, since it is larger than the sum of its proper divisors (3296677297).

111132243023 is an frugal number, since it uses more digits than its factorization.

111132243023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8443 (or 8349 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 111132243023 its reverse (320342231111), we get a palindrome (431474474134).

The spelling of 111132243023 in words is "one hundred eleven billion, one hundred thirty-two million, two hundred forty-three thousand, twenty-three".