4320421302343 has 16 divisors (see below), whose sum is σ = 4346616470400. Its totient is φ = 4294316860416.

The previous prime is 4320421302341. The next prime is 4320421302409. The reversal of 4320421302343 is 3432031240234.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4320421302343 - 2¹ = 4320421302341 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 (4320421302341) 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, 305344633 + ... + 305358781.

It is an arithmetic number, because the mean of its divisors is an integer number (271663529400).

Almost surely, 2^{4320421302343} is an apocalyptic number.

4320421302343 is a deficient number, since it is larger than the sum of its proper divisors (26195168057).

4320421302343 is a wasteful number, since it uses less digits than its factorization.

4320421302343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17226.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 4320421302343 its reverse (3432031240234), we get a palindrome (7752452542577).

The spelling of 4320421302343 in words is "four trillion, three hundred twenty billion, four hundred twenty-one million, three hundred two thousand, three hundred forty-three".