231123110442 has 16 divisors (see below), whose sum is σ = 528281395392. Its totient is φ = 66035174400.

The previous prime is 231123110437. The next prime is 231123110507. The reversal of 231123110442 is 244011321132.

231123110442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2751465559 + ... + 2751465642.

It is an arithmetic number, because the mean of its divisors is an integer number (33017587212).

Almost surely, 2^231123110442 is an apocalyptic number.

231123110442 is an abundant number, since it is smaller than the sum of its proper divisors (297158284950).

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

231123110442 is a wasteful number, since it uses less digits than its factorization.

231123110442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5502931213.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 231123110442 its reverse (244011321132), we get a palindrome (475134431574).

The spelling of 231123110442 in words is "two hundred thirty-one billion, one hundred twenty-three million, one hundred ten thousand, four hundred forty-two".