11102212112 has 10 divisors (see below), whose sum is σ = 21510535998. Its totient is φ = 5551106048.

The previous prime is 11102212061. The next prime is 11102212181. The reversal of 11102212112 is 21121220111.

It can be written as a sum of positive squares in only one way, i.e., 10517733136 + 584478976 = 102556^2 + 24176^2 .

It is a super-2 number, since 2×11102212112² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346944113 + ... + 346944144.

Almost surely, 2^11102212112 is an apocalyptic number.

It is an amenable number.

11102212112 is a deficient number, since it is larger than the sum of its proper divisors (10408323886).

11102212112 is an equidigital number, since it uses as much as digits as its factorization.

11102212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693888265 (or 693888259 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11102212112 its reverse (21121220111), we get a palindrome (32223432223).

The spelling of 11102212112 in words is "eleven billion, one hundred two million, two hundred twelve thousand, one hundred twelve".