4230340123231 has 4 divisors (see below), whose sum is σ = 4251598114000. Its totient is φ = 4209082132464.

The previous prime is 4230340123223. The next prime is 4230340123253. The reversal of 4230340123231 is 1323210430324.

It is a happy number.

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 4230340123231 - 2³ = 4230340123223 is a prime.

It is a super-2 number, since 2×4230340123231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4230340123231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230340123201) 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, 10628995086 + ... + 10628995483.

It is an arithmetic number, because the mean of its divisors is an integer number (1062899528500).

Almost surely, 2^{4230340123231} is an apocalyptic number.

4230340123231 is a deficient number, since it is larger than the sum of its proper divisors (21257990769).

4230340123231 is a wasteful number, since it uses less digits than its factorization.

4230340123231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21257990768.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 4230340123231 its reverse (1323210430324), we get a palindrome (5553550553555).

The spelling of 4230340123231 in words is "four trillion, two hundred thirty billion, three hundred forty million, one hundred twenty-three thousand, two hundred thirty-one".