1320323012 has 6 divisors (see below), whose sum is σ = 2310565278. Its totient is φ = 660161504.

The previous prime is 1320322967. The next prime is 1320323023. The reversal of 1320323012 is 2103230231.

It can be written as a sum of positive squares in only one way, i.e., 1265651776 + 54671236 = 35576^2 + 7394^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165040373 + ... + 165040380.

It is an arithmetic number, because the mean of its divisors is an integer number (385094213).

Almost surely, 2^1320323012 is an apocalyptic number.

It is an amenable number.

1320323012 is a deficient number, since it is larger than the sum of its proper divisors (990242266).

1320323012 is a wasteful number, since it uses less digits than its factorization.

1320323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330080757 (or 330080755 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1320323012 is about 36336.2492836011. The cubic root of 1320323012 is about 1097.0507808826.

Adding to 1320323012 its reverse (2103230231), we get a palindrome (3423553243).

The spelling of 1320323012 in words is "one billion, three hundred twenty million, three hundred twenty-three thousand, twelve".