33133112013 has 16 divisors (see below), whose sum is σ = 46809040320. Its totient is φ = 20774789376.

The previous prime is 33133111993. The next prime is 33133112017. The reversal of 33133112013 is 31021133133.

It is not a de Polignac number, because 33133112013 - 2¹⁴ = 33133095629 is a prime.

It is a super-2 number, since 2×33133112013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33133112017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154858 + ... + 300411.

It is an arithmetic number, because the mean of its divisors is an integer number (2925565020).

Almost surely, 2^33133112013 is an apocalyptic number.

It is an amenable number.

33133112013 is a deficient number, since it is larger than the sum of its proper divisors (13675928307).

33133112013 is a wasteful number, since it uses less digits than its factorization.

33133112013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456716.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 33133112013 its reverse (31021133133), we get a palindrome (64154245146).

The spelling of 33133112013 in words is "thirty-three billion, one hundred thirty-three million, one hundred twelve thousand, thirteen".