234030031423 has 4 divisors (see below), whose sum is σ = 234244542168. Its totient is φ = 233815520680.

The previous prime is 234030031421. The next prime is 234030031483. The reversal of 234030031423 is 324130030432.

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 234030031423 - 2¹ = 234030031421 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 (234030031421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107253736 + ... + 107255917.

It is an arithmetic number, because the mean of its divisors is an integer number (58561135542).

Almost surely, 2^234030031423 is an apocalyptic number.

234030031423 is a deficient number, since it is larger than the sum of its proper divisors (214510745).

234030031423 is a wasteful number, since it uses less digits than its factorization.

234030031423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214510744.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 234030031423 its reverse (324130030432), we get a palindrome (558160061855).

Subtracting 234030031423 from its reverse (324130030432), we obtain a palindrome (90099999009).

The spelling of 234030031423 in words is "two hundred thirty-four billion, thirty million, thirty-one thousand, four hundred twenty-three".