203332323213 has 24 divisors (see below), whose sum is σ = 294462095928. Its totient is φ = 135204360192.

The previous prime is 203332323121. The next prime is 203332323253. The reversal of 203332323213 is 312323233302.

203332323213 is a `hidden beast` number, since 2 + 0 + 3 + 332 + 3 + 2 + 321 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 113486409 + 203218836804 = 10653^2 + 450798^2 .

It is not a de Polignac number, because 203332323213 - 2¹² = 203332319117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203332323253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27263581 + ... + 27271037.

It is an arithmetic number, because the mean of its divisors is an integer number (12269253997).

Almost surely, 2^203332323213 is an apocalyptic number.

It is an amenable number.

203332323213 is a deficient number, since it is larger than the sum of its proper divisors (91129772715).

203332323213 is a wasteful number, since it uses less digits than its factorization.

203332323213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14893 (or 14890 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 203332323213 its reverse (312323233302), we get a palindrome (515655556515).

The spelling of 203332323213 in words is "two hundred three billion, three hundred thirty-two million, three hundred twenty-three thousand, two hundred thirteen".