4350231022321 has 4 divisors (see below), whose sum is σ = 4421546285044. Its totient is φ = 4278915759600.

The previous prime is 4350231022301. The next prime is 4350231022331. The reversal of 4350231022321 is 1232201320534.

It is a happy number.

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 2166666241600 + 2183564780721 = 1471960^2 + 1477689^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4350231022321 is a prime.

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 4350231022321.

It is not an unprimeable number, because it can be changed into a prime (4350231022301) 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, 35657631270 + ... + 35657631391.

It is an arithmetic number, because the mean of its divisors is an integer number (1105386571261).

Almost surely, 2^{4350231022321} is an apocalyptic number.

It is an amenable number.

4350231022321 is a deficient number, since it is larger than the sum of its proper divisors (71315262723).

4350231022321 is an equidigital number, since it uses as much as digits as its factorization.

4350231022321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71315262722.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 4350231022321 its reverse (1232201320534), we get a palindrome (5582432342855).

The spelling of 4350231022321 in words is "four trillion, three hundred fifty billion, two hundred thirty-one million, twenty-two thousand, three hundred twenty-one".