11001223222 has 8 divisors (see below), whose sum is σ = 18002001672. Its totient is φ = 5000556000.

The previous prime is 11001223217. The next prime is 11001223267. The reversal of 11001223222 is 22232210011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11001223222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11001223196 and 11001223205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250027779 + ... + 250027822.

It is an arithmetic number, because the mean of its divisors is an integer number (2250250209).

Almost surely, 2^11001223222 is an apocalyptic number.

11001223222 is a deficient number, since it is larger than the sum of its proper divisors (7000778450).

11001223222 is a wasteful number, since it uses less digits than its factorization.

11001223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500055614.

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

Adding to 11001223222 its reverse (22232210011), we get a palindrome (33233433233).

The spelling of 11001223222 in words is "eleven billion, one million, two hundred twenty-three thousand, two hundred twenty-two".