33020521132 has 48 divisors (see below), whose sum is σ = 62067962880. Its totient is φ = 15315731712.

The previous prime is 33020521073. The next prime is 33020521139. The reversal of 33020521132 is 23112502033.

It is a super-2 number, since 2×33020521132² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33020521139) 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 15 ways as a sum of consecutive naturals, for example, 2471053 + ... + 2484379.

It is an arithmetic number, because the mean of its divisors is an integer number (1293082560).

Almost surely, 2^33020521132 is an apocalyptic number.

It is an amenable number.

33020521132 is a deficient number, since it is larger than the sum of its proper divisors (29047441748).

33020521132 is a wasteful number, since it uses less digits than its factorization.

33020521132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13870 (or 13868 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The spelling of 33020521132 in words is "thirty-three billion, twenty million, five hundred twenty-one thousand, one hundred thirty-two".