2321222 has 4 divisors (see below), whose sum is σ = 3481836. Its totient is φ = 1160610.

The previous prime is 2321219. The next prime is 2321239. The reversal of 2321222 is 2221232.

2321222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 2321197 and 2321206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580304 + ... + 580307.

It is an arithmetic number, because the mean of its divisors is an integer number (870459).

2^2321222 is an apocalyptic number.

2321222 is a deficient number, since it is larger than the sum of its proper divisors (1160614).

2321222 is a wasteful number, since it uses less digits than its factorization.

2321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160613.

The product of its digits is 96, while the sum is 14.

The square root of 2321222 is about 1523.5557095164. Note that the first 3 decimals coincide. The cubic root of 2321222 is about 132.4053578333.

Adding to 2321222 its reverse (2221232), we get a palindrome (4542454).

The spelling of 2321222 in words is "two million, three hundred twenty-one thousand, two hundred twenty-two".