21330220333032 has 96 divisors (see below), whose sum is σ = 62401098658080. Its totient is φ = 6543316391040.

The previous prime is 21330220333007. The next prime is 21330220333063. The reversal of 21330220333032 is 23033302203312.

21330220333032 is a `hidden beast` number, since 2 + 1 + 3 + 302 + 20 + 3 + 330 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 21330220332987 and 21330220333005.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 34114198 + ... + 34733829.

It is an arithmetic number, because the mean of its divisors is an integer number (650011444355).

Almost surely, 2^{21330220333032} is an apocalyptic number.

It is an amenable number.

21330220333032 is an abundant number, since it is smaller than the sum of its proper divisors (41070878325048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21330220333032 is a wasteful number, since it uses less digits than its factorization.

21330220333032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68848383 (or 68848376 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 21330220333032 its reverse (23033302203312), we get a palindrome (44363522536344).

The spelling of 21330220333032 in words is "twenty-one trillion, three hundred thirty billion, two hundred twenty million, three hundred thirty-three thousand, thirty-two".