33020031113 has 4 divisors (see below), whose sum is σ = 33021407760. Its totient is φ = 33018654468.

The previous prime is 33020031067. The next prime is 33020031119. The reversal of 33020031113 is 31113002033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31113002033 = 139 ⋅223834547.

It is a cyclic number.

It is not a de Polignac number, because 33020031113 - 2¹⁰ = 33020030089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33020031091 and 33020031100.

It is not an unprimeable number, because it can be changed into a prime (33020031119) 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, 651695 + ... + 700532.

It is an arithmetic number, because the mean of its divisors is an integer number (8255351940).

Almost surely, 2^33020031113 is an apocalyptic number.

It is an amenable number.

33020031113 is a deficient number, since it is larger than the sum of its proper divisors (1376647).

33020031113 is a wasteful number, since it uses less digits than its factorization.

33020031113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376646.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 33020031113 its reverse (31113002033), we get a palindrome (64133033146).

The spelling of 33020031113 in words is "thirty-three billion, twenty million, thirty-one thousand, one hundred thirteen".