112123312231 has 8 divisors (see below), whose sum is σ = 128331336224. Its totient is φ = 95962890240.

The previous prime is 112123312211. The next prime is 112123312243. The reversal of 112123312231 is 132213321211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112123312231 - 2¹⁹ = 112122787943 is a prime.

It is a super-2 number, since 2×112123312231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112123312211) 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 7 ways as a sum of consecutive naturals, for example, 11895450 + ... + 11904871.

It is an arithmetic number, because the mean of its divisors is an integer number (16041417028).

Almost surely, 2^112123312231 is an apocalyptic number.

112123312231 is a deficient number, since it is larger than the sum of its proper divisors (16208023993).

112123312231 is an equidigital number, since it uses as much as digits as its factorization.

112123312231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23801001.

The product of its digits is 432, while the sum is 22.

Adding to 112123312231 its reverse (132213321211), we get a palindrome (244336633442).

The spelling of 112123312231 in words is "one hundred twelve billion, one hundred twenty-three million, three hundred twelve thousand, two hundred thirty-one".