213312321030233 has 4 divisors (see below), whose sum is σ = 213378918698448. Its totient is φ = 213245723362020.

The previous prime is 213312321030199. The next prime is 213312321030253. The reversal of 213312321030233 is 332030123213312.

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 213312321030233 - 2¹⁶ = 213312320964697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213312321030196 and 213312321030205.

It is not an unprimeable number, because it can be changed into a prime (213312321030253) 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, 33298829303 + ... + 33298835708.

It is an arithmetic number, because the mean of its divisors is an integer number (53344729674612).

Almost surely, 2^{213312321030233} is an apocalyptic number.

It is an amenable number.

213312321030233 is a deficient number, since it is larger than the sum of its proper divisors (66597668215).

213312321030233 is an equidigital number, since it uses as much as digits as its factorization.

213312321030233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66597668214.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 213312321030233 its reverse (332030123213312), we get a palindrome (545342444243545).

The spelling of 213312321030233 in words is "two hundred thirteen trillion, three hundred twelve billion, three hundred twenty-one million, thirty thousand, two hundred thirty-three".