1320011312 has 10 divisors (see below), whose sum is σ = 2557521948. Its totient is φ = 660005648.

The previous prime is 1320011311. The next prime is 1320011317. The reversal of 1320011312 is 2131100231.

It is a super-2 number, since 2×1320011312² = 3484859727615922688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1320011311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41250338 + ... + 41250369.

Almost surely, 2^1320011312 is an apocalyptic number.

It is an amenable number.

1320011312 is a deficient number, since it is larger than the sum of its proper divisors (1237510636).

1320011312 is an equidigital number, since it uses as much as digits as its factorization.

1320011312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82500715 (or 82500709 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1320011312 is about 36331.9599251128. The cubic root of 1320011312 is about 1096.9644440196.

Adding to 1320011312 its reverse (2131100231), we get a palindrome (3451111543).

The spelling of 1320011312 in words is "one billion, three hundred twenty million, eleven thousand, three hundred twelve".