213133353 has 8 divisors (see below), whose sum is σ = 284245248. Its totient is φ = 142055184.

The previous prime is 213133351. The next prime is 213133363. The reversal of 213133353 is 353331312.

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

It is not a de Polignac number, because 213133353 - 2¹ = 213133351 is a prime.

It is a super-2 number, since 2×213133353² = 90851652322045218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213133351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20575 + ... + 29147.

It is an arithmetic number, because the mean of its divisors is an integer number (35530656).

Almost surely, 2^213133353 is an apocalyptic number.

It is an amenable number.

213133353 is a deficient number, since it is larger than the sum of its proper divisors (71111895).

213133353 is an equidigital number, since it uses as much as digits as its factorization.

213133353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16863.

The product of its digits is 2430, while the sum is 24.

The square root of 213133353 is about 14599.0874029852. The cubic root of 213133353 is about 597.3338676673. Note that the first 3 decimals are identical.

Adding to 213133353 its reverse (353331312), we get a palindrome (566464665).

The spelling of 213133353 in words is "two hundred thirteen million, one hundred thirty-three thousand, three hundred fifty-three".