33022033213 has 4 divisors (see below), whose sum is σ = 35562189628. Its totient is φ = 30481876800.

The previous prime is 33022033201. The next prime is 33022033273. The reversal of 33022033213 is 31233022033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31233022033 = 31873 ⋅979921.

It can be written as a sum of positive squares in 2 ways, for example, as 1458246969 + 31563786244 = 38187^2 + 177662^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33022033213 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 (33022033273) 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, 1270078188 + ... + 1270078213.

It is an arithmetic number, because the mean of its divisors is an integer number (8890547407).

Almost surely, 2^33022033213 is an apocalyptic number.

It is an amenable number.

33022033213 is a deficient number, since it is larger than the sum of its proper divisors (2540156415).

33022033213 is a wasteful number, since it uses less digits than its factorization.

33022033213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540156414.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 33022033213 its reverse (31233022033), we get a palindrome (64255055246).

The spelling of 33022033213 in words is "thirty-three billion, twenty-two million, thirty-three thousand, two hundred thirteen".