1323312112 has 10 divisors (see below), whose sum is σ = 2563917248. Its totient is φ = 661656048.

The previous prime is 1323312103. The next prime is 1323312127. The reversal of 1323312112 is 2112133231.

It is a self number, because there is not a number n which added to its sum of digits gives 1323312112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41353488 + ... + 41353519.

Almost surely, 2^1323312112 is an apocalyptic number.

It is an amenable number.

1323312112 is a deficient number, since it is larger than the sum of its proper divisors (1240605136).

1323312112 is an equidigital number, since it uses as much as digits as its factorization.

1323312112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82707015 (or 82707009 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 1323312112 is about 36377.3571332498. The cubic root of 1323312112 is about 1097.8780337493.

Adding to 1323312112 its reverse (2112133231), we get a palindrome (3435445343).

The spelling of 1323312112 in words is "one billion, three hundred twenty-three million, three hundred twelve thousand, one hundred twelve".