9921301232 has 60 divisors (see below), whose sum is σ = 19769616360. Its totient is φ = 4821977088.

The previous prime is 9921301223. The next prime is 9921301253. The reversal of 9921301232 is 2321031299.

9921301232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8881538 + ... + 8882654.

It is an arithmetic number, because the mean of its divisors is an integer number (329493606).

Almost surely, 2^9921301232 is an apocalyptic number.

It is an amenable number.

9921301232 is a deficient number, since it is larger than the sum of its proper divisors (9848315128).

9921301232 is a wasteful number, since it uses less digits than its factorization.

9921301232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378 (or 1275 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 9921301232 is about 99605.7289115440. The cubic root of 9921301232 is about 2148.7680869144.

The spelling of 9921301232 in words is "nine billion, nine hundred twenty-one million, three hundred one thousand, two hundred thirty-two".