21330103221332 has 48 divisors (see below), whose sum is σ = 40468526017920. Its totient is φ = 9797969943552.

The previous prime is 21330103221269. The next prime is 21330103221367. The reversal of 21330103221332 is 23312230103312.

21330103221332 is digitally balanced in base 5, 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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2218928 + ... + 6898104.

It is an arithmetic number, because the mean of its divisors is an integer number (843094292040).

Almost surely, 2^{21330103221332} is an apocalyptic number.

It is an amenable number.

21330103221332 is a deficient number, since it is larger than the sum of its proper divisors (19138422796588).

21330103221332 is a wasteful number, since it uses less digits than its factorization.

21330103221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680800 (or 4680798 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 21330103221332 its reverse (23312230103312), we get a palindrome (44642333324644).

The spelling of 21330103221332 in words is "twenty-one trillion, three hundred thirty billion, one hundred three million, two hundred twenty-one thousand, three hundred thirty-two".