233210221133 has 8 divisors (see below), whose sum is σ = 233428957848. Its totient is φ = 232991567424.

The previous prime is 233210221109. The next prime is 233210221163. The reversal of 233210221133 is 331122012332.

It can be written as a sum of positive squares in 4 ways, for example, as 889113124 + 232321108009 = 29818^2 + 481997^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233210221133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233210221099 and 233210221108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233210221163) 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, 6545435 + ... + 6580967.

It is an arithmetic number, because the mean of its divisors is an integer number (29178619731).

Almost surely, 2^233210221133 is an apocalyptic number.

It is an amenable number.

233210221133 is a deficient number, since it is larger than the sum of its proper divisors (218736715).

233210221133 is a wasteful number, since it uses less digits than its factorization.

233210221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41503.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 233210221133 its reverse (331122012332), we get a palindrome (564332233465).

The spelling of 233210221133 in words is "two hundred thirty-three billion, two hundred ten million, two hundred twenty-one thousand, one hundred thirty-three".