221323210013330 has 8 divisors (see below), whose sum is σ = 398381778024012. Its totient is φ = 88529284005328.

The previous prime is 221323210013293. The next prime is 221323210013413. The reversal of 221323210013330 is 33310012323122.

It can be written as a sum of positive squares in 2 ways, for example, as 194109011154601 + 27214198858729 = 13932301^2 + 5216723^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 221323210013330.

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, 11066160500657 + ... + 11066160500676.

Almost surely, 2^{221323210013330} is an apocalyptic number.

221323210013330 is a deficient number, since it is larger than the sum of its proper divisors (177058568010682).

221323210013330 is a wasteful number, since it uses less digits than its factorization.

221323210013330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22132321001340.

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

Adding to 221323210013330 its reverse (33310012323122), we get a palindrome (254633222336452).

The spelling of 221323210013330 in words is "two hundred twenty-one trillion, three hundred twenty-three billion, two hundred ten million, thirteen thousand, three hundred thirty".