202312033213 has 4 divisors (see below), whose sum is σ = 202334194108. Its totient is φ = 202289872320.

The previous prime is 202312033201. The next prime is 202312033219. The reversal of 202312033213 is 312330213202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 169911313209 + 32400720004 = 412203^2 + 180002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202312033213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202312033219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11066748 + ... + 11085013.

It is an arithmetic number, because the mean of its divisors is an integer number (50583548527).

Almost surely, 2^202312033213 is an apocalyptic number.

It is an amenable number.

202312033213 is a deficient number, since it is larger than the sum of its proper divisors (22160895).

202312033213 is an equidigital number, since it uses as much as digits as its factorization.

202312033213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22160894.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 202312033213 its reverse (312330213202), we get a palindrome (514642246415).

The spelling of 202312033213 in words is "two hundred two billion, three hundred twelve million, thirty-three thousand, two hundred thirteen".