234320023433 has 4 divisors (see below), whose sum is σ = 234389744148. Its totient is φ = 234250302720.

The previous prime is 234320023397. The next prime is 234320023477. The reversal of 234320023433 is 334320023432.

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

It can be written as a sum of positive squares in 2 ways, for example, as 215529919504 + 18790103929 = 464252^2 + 137077^2 .

It is a cyclic number.

It is not a de Polignac number, because 234320023433 - 2²⁶ = 234252914569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 234320023396 and 234320023405.

It is not an unprimeable number, because it can be changed into a prime (234320023493) 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, 34855316 + ... + 34862037.

It is an arithmetic number, because the mean of its divisors is an integer number (58597436037).

Almost surely, 2^234320023433 is an apocalyptic number.

It is an amenable number.

234320023433 is a deficient number, since it is larger than the sum of its proper divisors (69720715).

234320023433 is an equidigital number, since it uses as much as digits as its factorization.

234320023433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69720714.

The product of its (nonzero) digits is 31104, while the sum is 29.

Adding to 234320023433 its reverse (334320023432), we get a palindrome (568640046865).

Subtracting 234320023433 from its reverse (334320023432), we obtain a palindrome (99999999999).

The spelling of 234320023433 in words is "two hundred thirty-four billion, three hundred twenty million, twenty-three thousand, four hundred thirty-three".