33034324021 has 4 divisors (see below), whose sum is σ = 33036247872. Its totient is φ = 33032400172.

The previous prime is 33034324019. The next prime is 33034324091. The reversal of 33034324021 is 12042343033.

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: 12042343033 = 7 ⋅1720334719.

It is a cyclic number.

It is not a de Polignac number, because 33034324021 - 2¹ = 33034324019 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 (33034324091) 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, 935935 + ... + 970588.

It is an arithmetic number, because the mean of its divisors is an integer number (8259061968).

Almost surely, 2^33034324021 is an apocalyptic number.

It is an amenable number.

33034324021 is a deficient number, since it is larger than the sum of its proper divisors (1923851).

33034324021 is a wasteful number, since it uses less digits than its factorization.

33034324021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923850.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 33034324021 its reverse (12042343033), we get a palindrome (45076667054).

The spelling of 33034324021 in words is "thirty-three billion, thirty-four million, three hundred twenty-four thousand, twenty-one".