1320244112 has 80 divisors (see below), whose sum is σ = 2862292992. Its totient is φ = 584876160.

The previous prime is 1320244109. The next prime is 1320244139. The reversal of 1320244112 is 2114420231.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1214033 + ... + 1215119.

Almost surely, 2^1320244112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1320244112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1431146496).

1320244112 is an abundant number, since it is smaller than the sum of its proper divisors (1542048880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1320244112 is a wasteful number, since it uses less digits than its factorization.

1320244112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1320244112 is about 36335.1635746972. The cubic root of 1320244112 is about 1097.0289278890.

Adding to 1320244112 its reverse (2114420231), we get a palindrome (3434664343).

The spelling of 1320244112 in words is "one billion, three hundred twenty million, two hundred forty-four thousand, one hundred twelve".