23201223321 has 8 divisors (see below), whose sum is σ = 31358731360. Its totient is φ = 15255598752.

The previous prime is 23201223301. The next prime is 23201223359. The reversal of 23201223321 is 12332210232.

It is a happy number.

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

It is not a de Polignac number, because 23201223321 - 2⁵ = 23201223289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23201223301) 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, 52970611 + ... + 52971048.

It is an arithmetic number, because the mean of its divisors is an integer number (3919841420).

Almost surely, 2^23201223321 is an apocalyptic number.

It is an amenable number.

23201223321 is a deficient number, since it is larger than the sum of its proper divisors (8157508039).

23201223321 is a wasteful number, since it uses less digits than its factorization.

23201223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105941735.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23201223321 its reverse (12332210232), we get a palindrome (35533433553).

The spelling of 23201223321 in words is "twenty-three billion, two hundred one million, two hundred twenty-three thousand, three hundred twenty-one".