33021252039 has 4 divisors (see below), whose sum is σ = 44028336056. Its totient is φ = 22014168024.

The previous prime is 33021252037. The next prime is 33021252079. The reversal of 33021252039 is 93025212033.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 33021252039 - 2¹ = 33021252037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33021251997 and 33021252015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33021252037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5503542004 + ... + 5503542009.

It is an arithmetic number, because the mean of its divisors is an integer number (11007084014).

Almost surely, 2^33021252039 is an apocalyptic number.

33021252039 is a deficient number, since it is larger than the sum of its proper divisors (11007084017).

33021252039 is a wasteful number, since it uses less digits than its factorization.

33021252039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11007084016.

The product of its (nonzero) digits is 9720, while the sum is 30.

The spelling of 33021252039 in words is "thirty-three billion, twenty-one million, two hundred fifty-two thousand, thirty-nine".