1323112012 has 6 divisors (see below), whose sum is σ = 2315446028. Its totient is φ = 661556004.

The previous prime is 1323112009. The next prime is 1323112013. The reversal of 1323112012 is 2102113231.

It is not an unprimeable number, because it can be changed into a prime (1323112013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165388998 + ... + 165389005.

Almost surely, 2^1323112012 is an apocalyptic number.

It is an amenable number.

1323112012 is a deficient number, since it is larger than the sum of its proper divisors (992334016).

1323112012 is a wasteful number, since it uses less digits than its factorization.

1323112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330778007 (or 330778005 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1323112012 is about 36374.6066920317. The cubic root of 1323112012 is about 1097.8226937011.

Adding to 1323112012 its reverse (2102113231), we get a palindrome (3425225243).

The spelling of 1323112012 in words is "one billion, three hundred twenty-three million, one hundred twelve thousand, twelve".