11002212 has 36 divisors (see below), whose sum is σ = 29951740. Its totient is φ = 3385152.

The previous prime is 11002207. The next prime is 11002219. The reversal of 11002212 is 21220011.

11002212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6937956 + 4064256 = 2634^2 + 2016^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11002194 and 11002203.

It is not an unprimeable number, because it can be changed into a prime (11002219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11287 + ... + 12222.

Almost surely, 2^11002212 is an apocalyptic number.

11002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11002212 is an abundant number, since it is smaller than the sum of its proper divisors (18949528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11002212 is a wasteful number, since it uses less digits than its factorization.

11002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23532 (or 23527 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 11002212 is about 3316.9582451397. The cubic root of 11002212 is about 222.4129154637.

Adding to 11002212 its reverse (21220011), we get a palindrome (32222223).

The spelling of 11002212 in words is "eleven million, two thousand, two hundred twelve".