11102011112 has 16 divisors (see below), whose sum is σ = 21101426340. Its totient is φ = 5474964096.

The previous prime is 11102011111. The next prime is 11102011133. The reversal of 11102011112 is 21111020111.

It can be written as a sum of positive squares in 2 ways, for example, as 11093566276 + 8444836 = 105326^2 + 2906^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11102011093 and 11102011102.

It is not an unprimeable number, because it can be changed into a prime (11102011111) 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, 9504563 + ... + 9505730.

Almost surely, 2^11102011112 is an apocalyptic number.

It is an amenable number.

11102011112 is a deficient number, since it is larger than the sum of its proper divisors (9999415228).

11102011112 is a wasteful number, since it uses less digits than its factorization.

11102011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19010372 (or 19010368 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11102011112 its reverse (21111020111), we get a palindrome (32213031223).

The spelling of 11102011112 in words is "eleven billion, one hundred two million, eleven thousand, one hundred twelve".