33234042321 has 12 divisors (see below), whose sum is σ = 48499623172. Its totient is φ = 21927614976.

The previous prime is 33234042263. The next prime is 33234042323. The reversal of 33234042321 is 12324043233.

33234042321 is a `hidden beast` number, since 3 + 3 + 23 + 404 + 232 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17966721600 + 15267320721 = 134040^2 + 123561^2 .

It is not a de Polignac number, because 33234042321 - 2³⁴ = 16054173137 is a prime.

It is a super-2 number, since 2×33234042321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33234042323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19033516 + ... + 19035261.

Almost surely, 2^33234042321 is an apocalyptic number.

It is an amenable number.

33234042321 is a deficient number, since it is larger than the sum of its proper divisors (15265580851).

33234042321 is a wasteful number, since it uses less digits than its factorization.

33234042321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38068880 (or 38068877 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 33234042321 its reverse (12324043233), we get a palindrome (45558085554).

The spelling of 33234042321 in words is "thirty-three billion, two hundred thirty-four million, forty-two thousand, three hundred twenty-one".