33011013313 has 8 divisors (see below), whose sum is σ = 33906545000. Its totient is φ = 32115657600.

The previous prime is 33011013289. The next prime is 33011013323. The reversal of 33011013313 is 31331011033.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17627076289 + 15383937024 = 132767^2 + 124032^2 .

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 33011013313 - 2²⁵ = 32977458881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33011013323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394813 + ... + 471061.

It is an arithmetic number, because the mean of its divisors is an integer number (4238318125).

Almost surely, 2^33011013313 is an apocalyptic number.

It is an amenable number.

33011013313 is a deficient number, since it is larger than the sum of its proper divisors (895531687).

33011013313 is a wasteful number, since it uses less digits than its factorization.

33011013313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87987.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 33011013313 its reverse (31331011033), we get a palindrome (64342024346).

The spelling of 33011013313 in words is "thirty-three billion, eleven million, thirteen thousand, three hundred thirteen".