213242332133 has 8 divisors (see below), whose sum is σ = 216005145600. Its totient is φ = 210481107408.

The previous prime is 213242332073. The next prime is 213242332207. The reversal of 213242332133 is 331233242312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213242332133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213242332096 and 213242332105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213242322133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125813 + ... + 665066.

It is an arithmetic number, because the mean of its divisors is an integer number (27000643200).

Almost surely, 2^213242332133 is an apocalyptic number.

It is an amenable number.

213242332133 is a deficient number, since it is larger than the sum of its proper divisors (2762813467).

213242332133 is an equidigital number, since it uses as much as digits as its factorization.

213242332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794371.

The product of its digits is 15552, while the sum is 29.

Adding to 213242332133 its reverse (331233242312), we get a palindrome (544475574445).

The spelling of 213242332133 in words is "two hundred thirteen billion, two hundred forty-two million, three hundred thirty-two thousand, one hundred thirty-three".