11112102102 has 32 divisors (see below), whose sum is σ = 23197996800. Its totient is φ = 3541839840.

The previous prime is 11112102077. The next prime is 11112102143. The reversal of 11112102102 is 20120121111.

11112102102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 481524 + ... + 504072.

It is an arithmetic number, because the mean of its divisors is an integer number (724937400).

Almost surely, 2^11112102102 is an apocalyptic number.

11112102102 is an abundant number, since it is smaller than the sum of its proper divisors (12085894698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112102102 is a wasteful number, since it uses less digits than its factorization.

11112102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26148.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11112102102 its reverse (20120121111), we get a palindrome (31232223213).

The spelling of 11112102102 in words is "eleven billion, one hundred twelve million, one hundred two thousand, one hundred two".