2112231322 has 4 divisors (see below), whose sum is σ = 3168346986. Its totient is φ = 1056115660.

The previous prime is 2112231263. The next prime is 2112231367. The reversal of 2112231322 is 2231322112.

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

It can be written as a sum of positive squares in only one way, i.e., 1290893041 + 821338281 = 35929^2 + 28659^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2112231322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528057829 + ... + 528057832.

Almost surely, 2^2112231322 is an apocalyptic number.

2112231322 is a deficient number, since it is larger than the sum of its proper divisors (1056115664).

2112231322 is a wasteful number, since it uses less digits than its factorization.

2112231322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056115663.

The product of its digits is 288, while the sum is 19.

The square root of 2112231322 is about 45959.0178528654. The cubic root of 2112231322 is about 1283.0605720343.

Adding to 2112231322 its reverse (2231322112), we get a palindrome (4343553434).

The spelling of 2112231322 in words is "two billion, one hundred twelve million, two hundred thirty-one thousand, three hundred twenty-two".