2321542520323 has 8 divisors (see below), whose sum is σ = 2553316815168. Its totient is φ = 2097367382784.

The previous prime is 2321542520279. The next prime is 2321542520419. The reversal of 2321542520323 is 3230252451232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321542520323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321542520623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1899788686 + ... + 1899789907.

It is an arithmetic number, because the mean of its divisors is an integer number (319164601896).

Almost surely, 2^{2321542520323} is an apocalyptic number.

2321542520323 is a deficient number, since it is larger than the sum of its proper divisors (231774294845).

2321542520323 is a wasteful number, since it uses less digits than its factorization.

2321542520323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3799578653.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 2321542520323 its reverse (3230252451232), we get a palindrome (5551794971555).

The spelling of 2321542520323 in words is "two trillion, three hundred twenty-one billion, five hundred forty-two million, five hundred twenty thousand, three hundred twenty-three".