23110203321 has 6 divisors (see below), whose sum is σ = 33381404810. Its totient is φ = 15406802208.

The previous prime is 23110203287. The next prime is 23110203331. The reversal of 23110203321 is 12330201132.

23110203321 is a `hidden beast` number, since 2 + 311 + 0 + 20 + 332 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 22220076096 + 890127225 = 149064^2 + 29835^2 .

It is not a de Polignac number, because 23110203321 - 2¹⁵ = 23110170553 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23110203294 and 23110203303.

It is not an unprimeable number, because it can be changed into a prime (23110203331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1283900176 + ... + 1283900193.

Almost surely, 2^23110203321 is an apocalyptic number.

It is an amenable number.

23110203321 is a deficient number, since it is larger than the sum of its proper divisors (10271201489).

23110203321 is a wasteful number, since it uses less digits than its factorization.

23110203321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567800375 (or 2567800372 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 23110203321 its reverse (12330201132), we get a palindrome (35440404453).

The spelling of 23110203321 in words is "twenty-three billion, one hundred ten million, two hundred three thousand, three hundred twenty-one".