4321240230340 has 144 divisors (see below), whose sum is σ = 10236374023680. Its totient is φ = 1519606310400.

The previous prime is 4321240230337. The next prime is 4321240230343. The reversal of 4321240230340 is 430320421234.

It is an interprime number because it is at equal distance from previous prime (4321240230337) and next prime (4321240230343).

It is a junction number, because it is equal to n+sod(n) for n = 4321240230299 and 4321240230308.

It is not an unprimeable number, because it can be changed into a prime (4321240230343) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 340168429 + ... + 340181131.

It is an arithmetic number, because the mean of its divisors is an integer number (71085930720).

Almost surely, 2^{4321240230340} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4321240230340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5118187011840).

4321240230340 is an abundant number, since it is smaller than the sum of its proper divisors (5915133793340).

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

4321240230340 is a wasteful number, since it uses less digits than its factorization.

4321240230340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14394 (or 14361 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 4321240230340 its reverse (430320421234), we get a palindrome (4751560651574).

The spelling of 4321240230340 in words is "four trillion, three hundred twenty-one billion, two hundred forty million, two hundred thirty thousand, three hundred forty".