4303240231421 has 4 divisors (see below), whose sum is σ = 4303300927644. Its totient is φ = 4303179535200.

The previous prime is 4303240231397. The next prime is 4303240231427. The reversal of 4303240231421 is 1241320423034.

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 3383616770521 + 919623460900 = 1839461^2 + 958970^2 .

It is a cyclic number.

It is not a de Polignac number, because 4303240231421 - 2¹⁰ = 4303240230397 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 (4303240231427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30241640 + ... + 30383601.

It is an arithmetic number, because the mean of its divisors is an integer number (1075825231911).

Almost surely, 2^{4303240231421} is an apocalyptic number.

It is an amenable number.

4303240231421 is a deficient number, since it is larger than the sum of its proper divisors (60696223).

4303240231421 is an equidigital number, since it uses as much as digits as its factorization.

4303240231421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60696222.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4303240231421 its reverse (1241320423034), we get a palindrome (5544560654455).

The spelling of 4303240231421 in words is "four trillion, three hundred three billion, two hundred forty million, two hundred thirty-one thousand, four hundred twenty-one".