11102212 has 12 divisors (see below), whose sum is σ = 21195216. Its totient is φ = 5046440.

The previous prime is 11102197. The next prime is 11102219. The reversal of 11102212 is 21220111.

It is a super-2 number, since 2×11102212² = 246518222585888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11102219) 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, 126118 + ... + 126205.

It is an arithmetic number, because the mean of its divisors is an integer number (1766268).

Almost surely, 2^11102212 is an apocalyptic number.

It is an amenable number.

11102212 is a deficient number, since it is larger than the sum of its proper divisors (10093004).

11102212 is a wasteful number, since it uses less digits than its factorization.

11102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252338 (or 252336 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 11102212 is about 3331.9981992792. The cubic root of 11102212 is about 223.0847272004.

Adding to 11102212 its reverse (21220111), we get a palindrome (32322323).

The spelling of 11102212 in words is "eleven million, one hundred two thousand, two hundred twelve".