5023523311321 has 4 divisors (see below), whose sum is σ = 5026480066000. Its totient is φ = 5020566556644.

The previous prime is 5023523311273. The next prime is 5023523311379. The reversal of 5023523311321 is 1231133253205.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5023523311321 - 2⁹ = 5023523310809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5023523314321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1478374791 + ... + 1478378188.

It is an arithmetic number, because the mean of its divisors is an integer number (1256620016500).

Almost surely, 2^{5023523311321} is an apocalyptic number.

It is an amenable number.

5023523311321 is a deficient number, since it is larger than the sum of its proper divisors (2956754679).

5023523311321 is a wasteful number, since it uses less digits than its factorization.

5023523311321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2956754678.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 5023523311321 its reverse (1231133253205), we get a palindrome (6254656564526).

The spelling of 5023523311321 in words is "five trillion, twenty-three billion, five hundred twenty-three million, three hundred eleven thousand, three hundred twenty-one".