213033302322233 has 4 divisors (see below), whose sum is σ = 222295619814528. Its totient is φ = 203770984829940.

The previous prime is 213033302322173. The next prime is 213033302322241. The reversal of 213033302322233 is 332223203330312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213033302322233 is a prime.

It is a super-2 number, since 2×213033302322233² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 213033302322233.

It is not an unprimeable number, because it can be changed into a prime (213033302322833) 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, 4631158746113 + ... + 4631158746158.

It is an arithmetic number, because the mean of its divisors is an integer number (55573904953632).

Almost surely, 2^{213033302322233} is an apocalyptic number.

213033302322233 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

213033302322233 is a deficient number, since it is larger than the sum of its proper divisors (9262317492295).

213033302322233 is an equidigital number, since it uses as much as digits as its factorization.

213033302322233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9262317492294.

The product of its (nonzero) digits is 69984, while the sum is 32.

Adding to 213033302322233 its reverse (332223203330312), we get a palindrome (545256505652545).

The spelling of 213033302322233 in words is "two hundred thirteen trillion, thirty-three billion, three hundred two million, three hundred twenty-two thousand, two hundred thirty-three".