2165032222 has 8 divisors (see below), whose sum is σ = 3277899576. Its totient is φ = 1072399032.

The previous prime is 2165032213. The next prime is 2165032223. The reversal of 2165032222 is 2222305612.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2165032223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5058273 + ... + 5058700.

It is an arithmetic number, because the mean of its divisors is an integer number (409737447).

Almost surely, 2^2165032222 is an apocalyptic number.

2165032222 is a deficient number, since it is larger than the sum of its proper divisors (1112867354).

2165032222 is a wasteful number, since it uses less digits than its factorization.

2165032222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10117082.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2165032222 is about 46529.9067482410. The cubic root of 2165032222 is about 1293.6638867217.

Adding to 2165032222 its reverse (2222305612), we get a palindrome (4387337834).

The spelling of 2165032222 in words is "two billion, one hundred sixty-five million, thirty-two thousand, two hundred twenty-two".