11002213222 has 48 divisors (see below), whose sum is σ = 22326214176. Its totient is φ = 3956832000.

The previous prime is 11002213219. The next prime is 11002213253. The reversal of 11002213222 is 22231220011.

It is a happy number.

It is a super-3 number, since 3×11002213222³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11002213196 and 11002213205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227779 + ... + 271822.

It is an arithmetic number, because the mean of its divisors is an integer number (465129462).

Almost surely, 2^11002213222 is an apocalyptic number.

11002213222 is an abundant number, since it is smaller than the sum of its proper divisors (11324000954).

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

11002213222 is a wasteful number, since it uses less digits than its factorization.

11002213222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499645 (or 499634 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11002213222 its reverse (22231220011), we get a palindrome (33233433233).

The spelling of 11002213222 in words is "eleven billion, two million, two hundred thirteen thousand, two hundred twenty-two".