1123322212 has 12 divisors (see below), whose sum is σ = 1974475440. Its totient is φ = 559186376.

The previous prime is 1123322147. The next prime is 1123322287. The reversal of 1123322212 is 2122233211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123322212.

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 in 3 ways as a sum of consecutive naturals, for example, 617662 + ... + 619477.

It is an arithmetic number, because the mean of its divisors is an integer number (164539620).

Almost surely, 2^1123322212 is an apocalyptic number.

It is an amenable number.

1123322212 is a deficient number, since it is larger than the sum of its proper divisors (851153228).

1123322212 is a wasteful number, since it uses less digits than its factorization.

1123322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237370 (or 1237368 counting only the distinct ones).

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

The square root of 1123322212 is about 33515.9993435971. Note that the first 3 decimals coincide. The cubic root of 1123322212 is about 1039.5246261862.

Adding to 1123322212 its reverse (2122233211), we get a palindrome (3245555423).

The spelling of 1123322212 in words is "one billion, one hundred twenty-three million, three hundred twenty-two thousand, two hundred twelve".