22116305165 has 8 divisors (see below), whose sum is σ = 26540943840. Its totient is φ = 17692125712.

The previous prime is 22116305131. The next prime is 22116305207. The reversal of 22116305165 is 56150361122.

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

It is a cyclic number.

It is not a de Polignac number, because 22116305165 - 2⁸ = 22116304909 is a prime.

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, 1946 + ... + 210324.

It is an arithmetic number, because the mean of its divisors is an integer number (3317617980).

Almost surely, 2^22116305165 is an apocalyptic number.

It is an amenable number.

22116305165 is a deficient number, since it is larger than the sum of its proper divisors (4424638675).

22116305165 is a wasteful number, since it uses less digits than its factorization.

22116305165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229611.

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 22116305165 its reverse (56150361122), we get a palindrome (78266666287).

The spelling of 22116305165 in words is "twenty-two billion, one hundred sixteen million, three hundred five thousand, one hundred sixty-five".