21332102220999 has 12 divisors (see below), whose sum is σ = 31954260117416. Its totient is φ = 14221401480504.

The previous prime is 21332102220899. The next prime is 21332102221037. The reversal of 21332102220999 is 99902220123312.

21332102220999 is a `hidden beast` number, since 2 + 1 + 332 + 1 + 0 + 2 + 220 + 9 + 99 = 666.

It is not a de Polignac number, because 21332102220999 - 2¹¹ = 21332102218951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21332102220899) 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 11 ways as a sum of consecutive naturals, for example, 43893214204 + ... + 43893214689.

Almost surely, 2^{21332102220999} is an apocalyptic number.

21332102220999 is a deficient number, since it is larger than the sum of its proper divisors (10622157896417).

21332102220999 is an frugal number, since it uses more digits than its factorization.

21332102220999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87786428908 (or 87786428896 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 21332102220999 in words is "twenty-one trillion, three hundred thirty-two billion, one hundred two million, two hundred twenty thousand, nine hundred ninety-nine".