33013213301 has 4 divisors (see below), whose sum is σ = 33636104172. Its totient is φ = 32390322432.

The previous prime is 33013213273. The next prime is 33013213307. The reversal of 33013213301 is 10331231033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10331231033 = 251 ⋅41160283.

It can be written as a sum of positive squares in 2 ways, for example, as 23570232676 + 9442980625 = 153526^2 + 97175^2 .

It is a cyclic number.

It is not a de Polignac number, because 33013213301 - 2²⁶ = 32946104437 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 (33013213307) 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 3 ways as a sum of consecutive naturals, for example, 311445356 + ... + 311445461.

It is an arithmetic number, because the mean of its divisors is an integer number (8409026043).

Almost surely, 2^33013213301 is an apocalyptic number.

It is an amenable number.

33013213301 is a deficient number, since it is larger than the sum of its proper divisors (622890871).

33013213301 is an equidigital number, since it uses as much as digits as its factorization.

33013213301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622890870.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 33013213301 its reverse (10331231033), we get a palindrome (43344444334).

The spelling of 33013213301 in words is "thirty-three billion, thirteen million, two hundred thirteen thousand, three hundred one".