11102102212 has 12 divisors (see below), whose sum is σ = 20571542460. Its totient is φ = 5224518656.

The previous prime is 11102102201. The next prime is 11102102213. The reversal of 11102102212 is 21220120111.

It can be written as a sum of positive squares in 2 ways, for example, as 3981105216 + 7120996996 = 63096^2 + 84386^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11102102192 and 11102102201.

It is not an unprimeable number, because it can be changed into a prime (11102102213) 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, 81633037 + ... + 81633172.

It is an arithmetic number, because the mean of its divisors is an integer number (1714295205).

Almost surely, 2^11102102212 is an apocalyptic number.

It is an amenable number.

11102102212 is a deficient number, since it is larger than the sum of its proper divisors (9469440248).

11102102212 is a wasteful number, since it uses less digits than its factorization.

11102102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163266230 (or 163266228 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11102102212 its reverse (21220120111), we get a palindrome (32322222323).

The spelling of 11102102212 in words is "eleven billion, one hundred two million, one hundred two thousand, two hundred twelve".