33010033333213 has 4 divisors (see below), whose sum is σ = 33181069775548. Its totient is φ = 32838996890880.

The previous prime is 33010033333177. The next prime is 33010033333219. The reversal of 33010033333213 is 31233333001033.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2308205641284 + 30701827691929 = 1519278^2 + 5540923^2 .

It is a cyclic number.

It is not a de Polignac number, because 33010033333213 - 2²⁹ = 33009496462301 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 (33010033333219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85518220878 + ... + 85518221263.

It is an arithmetic number, because the mean of its divisors is an integer number (8295267443887).

Almost surely, 2^{33010033333213} is an apocalyptic number.

It is an amenable number.

33010033333213 is a deficient number, since it is larger than the sum of its proper divisors (171036442335).

33010033333213 is a wasteful number, since it uses less digits than its factorization.

33010033333213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171036442334.

The product of its (nonzero) digits is 13122, while the sum is 28.

Adding to 33010033333213 its reverse (31233333001033), we get a palindrome (64243366334246).

The spelling of 33010033333213 in words is "thirty-three trillion, ten billion, thirty-three million, three hundred thirty-three thousand, two hundred thirteen".