213233203203233 has 4 divisors (see below), whose sum is σ = 215932357674240. Its totient is φ = 210534048732228.

The previous prime is 213233203203227. The next prime is 213233203203259. The reversal of 213233203203233 is 332302302332312.

213233203203233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 213233203203233 - 2⁶ = 213233203203169 is a prime.

It is a super-2 number, since 2×213233203203233² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213233203203233.

It is not an unprimeable number, because it can be changed into a prime (213233203203263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1349577235385 + ... + 1349577235542.

It is an arithmetic number, because the mean of its divisors is an integer number (53983089418560).

Almost surely, 2^{213233203203233} is an apocalyptic number.

It is an amenable number.

213233203203233 is a deficient number, since it is larger than the sum of its proper divisors (2699154471007).

213233203203233 is an equidigital number, since it uses as much as digits as its factorization.

213233203203233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699154471006.

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

Adding to 213233203203233 its reverse (332302302332312), we get a palindrome (545535505535545).

The spelling of 213233203203233 in words is "two hundred thirteen trillion, two hundred thirty-three billion, two hundred three million, two hundred three thousand, two hundred thirty-three".