320221240223 has 8 divisors (see below), whose sum is σ = 324759002400. Its totient is φ = 315684244960.

The previous prime is 320221240159. The next prime is 320221240243. The reversal of 320221240223 is 322042122023.

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

It is a cyclic number.

It is not a de Polignac number, because 320221240223 - 2⁶ = 320221240159 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 (320221240243) 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, 676961 + ... + 1048197.

It is an arithmetic number, because the mean of its divisors is an integer number (40594875300).

Almost surely, 2^320221240223 is an apocalyptic number.

320221240223 is a deficient number, since it is larger than the sum of its proper divisors (4537762177).

320221240223 is a wasteful number, since it uses less digits than its factorization.

320221240223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383457.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 320221240223 its reverse (322042122023), we get a palindrome (642263362246).

The spelling of 320221240223 in words is "three hundred twenty billion, two hundred twenty-one million, two hundred forty thousand, two hundred twenty-three".