4320121140340 has 48 divisors (see below), whose sum is σ = 9807842620800. Its totient is φ = 1592852625792.

The previous prime is 4320121140317. The next prime is 4320121140343. The reversal of 4320121140340 is 430411210234.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320121140343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153617560 + ... + 153645679.

It is an arithmetic number, because the mean of its divisors is an integer number (204330054600).

Almost surely, 2^{4320121140340} is an apocalyptic number.

It is an amenable number.

4320121140340 is an abundant number, since it is smaller than the sum of its proper divisors (5487721480460).

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

4320121140340 is a wasteful number, since it uses less digits than its factorization.

4320121140340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307263304 (or 307263302 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 4320121140340 its reverse (430411210234), we get a palindrome (4750532350574).

The spelling of 4320121140340 in words is "four trillion, three hundred twenty billion, one hundred twenty-one million, one hundred forty thousand, three hundred forty".