212333003233 has 4 divisors (see below), whose sum is σ = 228666311188. Its totient is φ = 195999695280.

The previous prime is 212333003191. The next prime is 212333003249. The reversal of 212333003233 is 332300333212.

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 109024115344 + 103308887889 = 330188^2 + 321417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212333003233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212333003198 and 212333003207.

It is not an unprimeable number, because it can be changed into a prime (212333001233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8166653958 + ... + 8166653983.

It is an arithmetic number, because the mean of its divisors is an integer number (57166577797).

Almost surely, 2^212333003233 is an apocalyptic number.

It is an amenable number.

212333003233 is a deficient number, since it is larger than the sum of its proper divisors (16333307955).

212333003233 is a wasteful number, since it uses less digits than its factorization.

212333003233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16333307954.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 212333003233 its reverse (332300333212), we get a palindrome (544633336445).

The spelling of 212333003233 in words is "two hundred twelve billion, three hundred thirty-three million, three thousand, two hundred thirty-three".