21102202330064 has 20 divisors (see below), whose sum is σ = 40886112151104. Its totient is φ = 10550947581408.

The previous prime is 21102202330039. The next prime is 21102202330091. The reversal of 21102202330064 is 46003320220112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8461352 + ... + 10667655.

Almost surely, 2^{21102202330064} is an apocalyptic number.

It is an amenable number.

21102202330064 is a deficient number, since it is larger than the sum of its proper divisors (19783909821040).

21102202330064 is a wasteful number, since it uses less digits than its factorization.

21102202330064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19197962 (or 19197956 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 21102202330064 its reverse (46003320220112), we get a palindrome (67105522550176).

The spelling of 21102202330064 in words is "twenty-one trillion, one hundred two billion, two hundred two million, three hundred thirty thousand, sixty-four".