11102120012 has 12 divisors (see below), whose sum is σ = 19429834200. Its totient is φ = 5550738816.

The previous prime is 11102119999. The next prime is 11102120021. The reversal of 11102120012 is 21002120111.

11102120012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11102119975 and 11102120002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8348 + ... + 149244.

It is an arithmetic number, because the mean of its divisors is an integer number (1619152850).

Almost surely, 2^11102120012 is an apocalyptic number.

It is an amenable number.

11102120012 is a deficient number, since it is larger than the sum of its proper divisors (8327714188).

11102120012 is a wasteful number, since it uses less digits than its factorization.

11102120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160600 (or 160598 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11102120012 its reverse (21002120111), we get a palindrome (32104240123).

Subtracting 11102120012 from its reverse (21002120111), we obtain a palindrome (9900000099).

The spelling of 11102120012 in words is "eleven billion, one hundred two million, one hundred twenty thousand, twelve".