213102323333 has 4 divisors (see below), whose sum is σ = 220450679340. Its totient is φ = 205753967328.

The previous prime is 213102323327. The next prime is 213102323341. The reversal of 213102323333 is 333323201312.

It is a happy number.

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 121297565284 + 91804758049 = 348278^2 + 302993^2 .

It is a cyclic number.

It is not a de Polignac number, because 213102323333 - 2¹⁰ = 213102322309 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 (213102323233) 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, 3674177960 + ... + 3674178017.

It is an arithmetic number, because the mean of its divisors is an integer number (55112669835).

Almost surely, 2^213102323333 is an apocalyptic number.

It is an amenable number.

213102323333 is a deficient number, since it is larger than the sum of its proper divisors (7348356007).

213102323333 is an equidigital number, since it uses as much as digits as its factorization.

213102323333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7348356006.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 213102323333 its reverse (333323201312), we get a palindrome (546425524645).

The spelling of 213102323333 in words is "two hundred thirteen billion, one hundred two million, three hundred twenty-three thousand, three hundred thirty-three".