22065230165 has 8 divisors (see below), whose sum is σ = 28885392288. Its totient is φ = 16047440080.

The previous prime is 22065230129. The next prime is 22065230177. The reversal of 22065230165 is 56103256022.

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

It is not a de Polignac number, because 22065230165 - 2¹² = 22065226069 is a prime.

It is a Duffinian number.

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, 200592947 + ... + 200593056.

It is an arithmetic number, because the mean of its divisors is an integer number (3610674036).

Almost surely, 2^22065230165 is an apocalyptic number.

It is an amenable number.

22065230165 is a deficient number, since it is larger than the sum of its proper divisors (6820162123).

22065230165 is a wasteful number, since it uses less digits than its factorization.

22065230165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401186019.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 22065230165 its reverse (56103256022), we get a palindrome (78168486187).

The spelling of 22065230165 in words is "twenty-two billion, sixty-five million, two hundred thirty thousand, one hundred sixty-five".