231042010144423 has 4 divisors (see below), whose sum is σ = 231081189734880. Its totient is φ = 231002830553968.

The previous prime is 231042010144417. The next prime is 231042010144433. The reversal of 231042010144423 is 324441010240132.

It is a happy number.

231042010144423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 231042010144423 - 2²¹ = 231042008047271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231042010144403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19589786383 + ... + 19589798176.

It is an arithmetic number, because the mean of its divisors is an integer number (57770297433720).

Almost surely, 2^{231042010144423} is an apocalyptic number.

231042010144423 is a deficient number, since it is larger than the sum of its proper divisors (39179590457).

231042010144423 is an equidigital number, since it uses as much as digits as its factorization.

231042010144423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39179590456.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 231042010144423 its reverse (324441010240132), we get a palindrome (555483020384555).

The spelling of 231042010144423 in words is "two hundred thirty-one trillion, forty-two billion, ten million, one hundred forty-four thousand, four hundred twenty-three".