33133212233 has 4 divisors (see below), whose sum is σ = 36145322448. Its totient is φ = 30121102020.

The previous prime is 33133212181. The next prime is 33133212241. The reversal of 33133212233 is 33221233133.

It is a happy number.

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: 33221233133 = 11 ⋅3020112103.

It is a cyclic number.

It is not a de Polignac number, because 33133212233 - 2²⁴ = 33116435017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33133212253) 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 3 ways as a sum of consecutive naturals, for example, 1506055091 + ... + 1506055112.

It is an arithmetic number, because the mean of its divisors is an integer number (9036330612).

Almost surely, 2^33133212233 is an apocalyptic number.

It is an amenable number.

33133212233 is a deficient number, since it is larger than the sum of its proper divisors (3012110215).

33133212233 is a wasteful number, since it uses less digits than its factorization.

33133212233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012110214.

The product of its digits is 5832, while the sum is 26.

Adding to 33133212233 its reverse (33221233133), we get a palindrome (66354445366).

The spelling of 33133212233 in words is "thirty-three billion, one hundred thirty-three million, two hundred twelve thousand, two hundred thirty-three".