11009938012 has 12 divisors (see below), whose sum is σ = 19268126136. Its totient is φ = 5504759120.

The previous prime is 11009938001. The next prime is 11009938013. The reversal of 11009938012 is 21083990011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11009938013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179562 + ... + 232942.

It is an arithmetic number, because the mean of its divisors is an integer number (1605677178).

Almost surely, 2^11009938012 is an apocalyptic number.

It is an amenable number.

11009938012 is a deficient number, since it is larger than the sum of its proper divisors (8258188124).

11009938012 is a wasteful number, since it uses less digits than its factorization.

11009938012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104948 (or 104946 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 11009938012 in words is "eleven billion, nine million, nine hundred thirty-eight thousand, twelve".