23022003321 has 12 divisors (see below), whose sum is σ = 33319343460. Its totient is φ = 15317845920.

The previous prime is 23022003299. The next prime is 23022003383. The reversal of 23022003321 is 12330022032.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18866396025 + 4155607296 = 137355^2 + 64464^2 .

It is not a de Polignac number, because 23022003321 - 2⁵ = 23022003289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23022003294 and 23022003303.

It is not an unprimeable number, because it can be changed into a prime (23022003821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2508190 + ... + 2517351.

It is an arithmetic number, because the mean of its divisors is an integer number (2776611955).

Almost surely, 2^23022003321 is an apocalyptic number.

It is an amenable number.

23022003321 is a deficient number, since it is larger than the sum of its proper divisors (10297340139).

23022003321 is a wasteful number, since it uses less digits than its factorization.

23022003321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5026056 (or 5026053 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 23022003321 its reverse (12330022032), we get a palindrome (35352025353).

The spelling of 23022003321 in words is "twenty-three billion, twenty-two million, three thousand, three hundred twenty-one".