13001011112 has 32 divisors (see below), whose sum is σ = 25832557800. Its totient is φ = 6123264000.

The previous prime is 13001011097. The next prime is 13001011151. The reversal of 13001011112 is 21111010031.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5142897796 + 7858113316 = 71714^2 + 88646^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13001011093 and 13001011102.

It is an unprimeable number.

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, 673889 + ... + 692912.

Almost surely, 2^13001011112 is an apocalyptic number.

It is an amenable number.

13001011112 is a deficient number, since it is larger than the sum of its proper divisors (12831546688).

13001011112 is a wasteful number, since it uses less digits than its factorization.

13001011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366877 (or 1366873 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 13001011112 its reverse (21111010031), we get a palindrome (34112021143).

The spelling of 13001011112 in words is "thirteen billion, one million, eleven thousand, one hundred twelve".