44320111321 has 4 divisors (see below), whose sum is σ = 44613622144. Its totient is φ = 44026600500.

The previous prime is 44320111301. The next prime is 44320111343. The reversal of 44320111321 is 12311102344.

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 44320111321 - 2⁵ = 44320111289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44320111292 and 44320111301.

It is not an unprimeable number, because it can be changed into a prime (44320111301) 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, 146755185 + ... + 146755486.

It is an arithmetic number, because the mean of its divisors is an integer number (11153405536).

Almost surely, 2^44320111321 is an apocalyptic number.

It is an amenable number.

44320111321 is a deficient number, since it is larger than the sum of its proper divisors (293510823).

44320111321 is a wasteful number, since it uses less digits than its factorization.

44320111321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293510822.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 44320111321 its reverse (12311102344), we get a palindrome (56631213665).

The spelling of 44320111321 in words is "forty-four billion, three hundred twenty million, one hundred eleven thousand, three hundred twenty-one".