233210033311321 has 12 divisors (see below), whose sum is σ = 256338978554596. Its totient is φ = 212008560873120.

The previous prime is 233210033311309. The next prime is 233210033311331. The reversal of 233210033311321 is 123113330012332.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 75827087015625 + 157382946295696 = 8707875^2 + 12545236^2 .

It is not a de Polignac number, because 233210033311321 - 2⁷ = 233210033311193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233210033311321.

It is not an unprimeable number, because it can be changed into a prime (233210033311331) 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, 47466991 + ... + 52149163.

Almost surely, 2^{233210033311321} is an apocalyptic number.

It is an amenable number.

233210033311321 is a deficient number, since it is larger than the sum of its proper divisors (23128945243275).

233210033311321 is a wasteful number, since it uses less digits than its factorization.

233210033311321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093832 (or 5093821 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 233210033311321 its reverse (123113330012332), we get a palindrome (356323363323653).

The spelling of 233210033311321 in words is "two hundred thirty-three trillion, two hundred ten billion, thirty-three million, three hundred eleven thousand, three hundred twenty-one".