33323013021 has 8 divisors (see below), whose sum is σ = 44437736160. Its totient is φ = 22211815952.

The previous prime is 33323013011. The next prime is 33323013047. The reversal of 33323013021 is 12031032333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33323013021 - 2¹³ = 33323004829 is a prime.

It is a super-2 number, since 2×33323013021² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33323013011) 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 7 ways as a sum of consecutive naturals, for example, 859386 + ... + 897323.

It is an arithmetic number, because the mean of its divisors is an integer number (5554717020).

Almost surely, 2^33323013021 is an apocalyptic number.

It is an amenable number.

33323013021 is a deficient number, since it is larger than the sum of its proper divisors (11114723139).

33323013021 is a wasteful number, since it uses less digits than its factorization.

33323013021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763035.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 33323013021 its reverse (12031032333), we get a palindrome (45354045354).

The spelling of 33323013021 in words is "thirty-three billion, three hundred twenty-three million, thirteen thousand, twenty-one".