1320112011 has 8 divisors (see below), whose sum is σ = 1807721104. Its totient is φ = 856288800.

The previous prime is 1320112007. The next prime is 1320112037. The reversal of 1320112011 is 1102110231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1320112011 - 2² = 1320112007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320112411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5946340 + ... + 5946561.

It is an arithmetic number, because the mean of its divisors is an integer number (225965138).

Almost surely, 2^1320112011 is an apocalyptic number.

1320112011 is a deficient number, since it is larger than the sum of its proper divisors (487609093).

1320112011 is a wasteful number, since it uses less digits than its factorization.

1320112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11892941.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1320112011 is about 36333.3457171233. The cubic root of 1320112011 is about 1096.9923378244.

Adding to 1320112011 its reverse (1102110231), we get a palindrome (2422222242).

The spelling of 1320112011 in words is "one billion, three hundred twenty million, one hundred twelve thousand, eleven".