21300332320022 has 16 divisors (see below), whose sum is σ = 36576431904672. Its totient is φ = 9113319726720.

The previous prime is 21300332319979. The next prime is 21300332320061. The reversal of 21300332320022 is 22002323300312.

It is a self number, because there is not a number n which added to its sum of digits gives 21300332320022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282835129 + ... + 1282851732.

It is an arithmetic number, because the mean of its divisors is an integer number (2286026994042).

Almost surely, 2^{21300332320022} is an apocalyptic number.

21300332320022 is a deficient number, since it is larger than the sum of its proper divisors (15276099584650).

21300332320022 is a wasteful number, since it uses less digits than its factorization.

21300332320022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565687463.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 21300332320022 its reverse (22002323300312), we get a palindrome (43302655620334).

The spelling of 21300332320022 in words is "twenty-one trillion, three hundred billion, three hundred thirty-two million, three hundred twenty thousand, twenty-two".