33213305213 has 8 divisors (see below), whose sum is σ = 36234456096. Its totient is φ = 30192447600.

The previous prime is 33213305207. The next prime is 33213305231. The reversal of 33213305213 is 31250331233.

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

It is a cyclic number.

It is not a de Polignac number, because 33213305213 - 2¹² = 33213301117 is a prime.

It is a super-2 number, since 2×33213305213² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33213305413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211670 + ... + 333512.

It is an arithmetic number, because the mean of its divisors is an integer number (4529307012).

Almost surely, 2^33213305213 is an apocalyptic number.

It is an amenable number.

33213305213 is a deficient number, since it is larger than the sum of its proper divisors (3021150883).

33213305213 is a wasteful number, since it uses less digits than its factorization.

33213305213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146635.

The product of its (nonzero) digits is 4860, while the sum is 26.

Adding to 33213305213 its reverse (31250331233), we get a palindrome (64463636446).

The spelling of 33213305213 in words is "thirty-three billion, two hundred thirteen million, three hundred five thousand, two hundred thirteen".