2321225222 has 4 divisors (see below), whose sum is σ = 3481837836. Its totient is φ = 1160612610.

The previous prime is 2321225219. The next prime is 2321225233. The reversal of 2321225222 is 2225221232.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 580306304 + ... + 580306307.

It is an arithmetic number, because the mean of its divisors is an integer number (870459459).

Almost surely, 2^2321225222 is an apocalyptic number.

2321225222 is a deficient number, since it is larger than the sum of its proper divisors (1160612614).

2321225222 is a wasteful number, since it uses less digits than its factorization.

2321225222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160612613.

The product of its digits is 1920, while the sum is 23.

The square root of 2321225222 is about 48179.0952800071. The cubic root of 2321225222 is about 1324.0541909559.

Adding to 2321225222 its reverse (2225221232), we get a palindrome (4546446454).

The spelling of 2321225222 in words is "two billion, three hundred twenty-one million, two hundred twenty-five thousand, two hundred twenty-two".