11200000012 has 24 divisors (see below), whose sum is σ = 20094147360. Its totient is φ = 5459034240.

The previous prime is 11199999953. The next prime is 11200000043. The reversal of 11200000012 is 21000000211.

It is a junction number, because it is equal to n+sod(n) for n = 11199999950 and 11200000004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182689 + ... + 236167.

It is an arithmetic number, because the mean of its divisors is an integer number (837256140).

Almost surely, 2^11200000012 is an apocalyptic number.

It is an amenable number.

11200000012 is a deficient number, since it is larger than the sum of its proper divisors (8894147348).

11200000012 is a wasteful number, since it uses less digits than its factorization.

11200000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54801 (or 54799 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11200000012 its reverse (21000000211), we get a palindrome (32200000223).

The spelling of 11200000012 in words is "eleven billion, two hundred million, twelve", and thus it is an aban number.