10233313221 has 16 divisors (see below), whose sum is σ = 14016528000. Its totient is φ = 6636241728.

The previous prime is 10233313199. The next prime is 10233313241. The reversal of 10233313221 is 12231333201.

10233313221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10233313221 - 2⁷ = 10233313093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10233313241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617755 + ... + 634103.

It is an arithmetic number, because the mean of its divisors is an integer number (876033000).

Almost surely, 2^10233313221 is an apocalyptic number.

It is an amenable number.

10233313221 is a deficient number, since it is larger than the sum of its proper divisors (3783214779).

10233313221 is a wasteful number, since it uses less digits than its factorization.

10233313221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22028.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 10233313221 its reverse (12231333201), we get a palindrome (22464646422).

The spelling of 10233313221 in words is "ten billion, two hundred thirty-three million, three hundred thirteen thousand, two hundred twenty-one".