213204132333 has 24 divisors (see below), whose sum is σ = 328265379000. Its totient is φ = 132877307904.

The previous prime is 213204132319. The next prime is 213204132341. The reversal of 213204132333 is 333231402312.

213204132333 is a `hidden beast` number, since 2 + 1 + 320 + 4 + 1 + 3 + 2 + 333 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 58410672489 + 154793459844 = 241683^2 + 393438^2 .

It is not a de Polignac number, because 213204132333 - 2³⁶ = 144484655597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213204132297 and 213204132306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213204132353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4653348 + ... + 4698941.

It is an arithmetic number, because the mean of its divisors is an integer number (13677724125).

Almost surely, 2^213204132333 is an apocalyptic number.

It is an amenable number.

213204132333 is a deficient number, since it is larger than the sum of its proper divisors (115061246667).

213204132333 is a wasteful number, since it uses less digits than its factorization.

213204132333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9352461 (or 9352458 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 213204132333 its reverse (333231402312), we get a palindrome (546435534645).

The spelling of 213204132333 in words is "two hundred thirteen billion, two hundred four million, one hundred thirty-two thousand, three hundred thirty-three".