11102211112 has 16 divisors (see below), whose sum is σ = 20868563700. Its totient is φ = 5537260800.

The previous prime is 11102211103. The next prime is 11102211139. The reversal of 11102211112 is 21111220111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11101993956 + 217156 = 105366^2 + 466^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11102211092 and 11102211101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1727187 + ... + 1733602.

Almost surely, 2^11102211112 is an apocalyptic number.

It is an amenable number.

11102211112 is a deficient number, since it is larger than the sum of its proper divisors (9766352588).

11102211112 is a wasteful number, since it uses less digits than its factorization.

11102211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3461196 (or 3461192 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11102211112 its reverse (21111220111), we get a palindrome (32213431223).

The spelling of 11102211112 in words is "eleven billion, one hundred two million, two hundred eleven thousand, one hundred twelve".