11103200012 has 24 divisors (see below), whose sum is σ = 20609413440. Its totient is φ = 5219257680.

The previous prime is 11103199999. The next prime is 11103200083. The reversal of 11103200012 is 21000230111.

It is a junction number, because it is equal to n+sod(n) for n = 11103199966 and 11103200002.

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, 547658 + ... + 567569.

It is an arithmetic number, because the mean of its divisors is an integer number (858725560).

Almost surely, 2^11103200012 is an apocalyptic number.

It is an amenable number.

11103200012 is a deficient number, since it is larger than the sum of its proper divisors (9506213428).

11103200012 is a wasteful number, since it uses less digits than its factorization.

11103200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115381 (or 1115379 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11103200012 its reverse (21000230111), we get a palindrome (32103430123).

The spelling of 11103200012 in words is "eleven billion, one hundred three million, two hundred thousand, twelve".