11143222 has 8 divisors (see below), whose sum is σ = 16753896. Its totient is φ = 5558592.

The previous prime is 11143219. The next prime is 11143243. The reversal of 11143222 is 22234111.

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

It is a junction number, because it is equal to n+sod(n) for n = 11143196 and 11143205.

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, 5403 + ... + 7174.

It is an arithmetic number, because the mean of its divisors is an integer number (2094237).

Almost surely, 2^11143222 is an apocalyptic number.

11143222 is a deficient number, since it is larger than the sum of its proper divisors (5610674).

11143222 is a wasteful number, since it uses less digits than its factorization.

11143222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13022.

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

The square root of 11143222 is about 3338.1464916927. The cubic root of 11143222 is about 223.3590708191.

Adding to 11143222 its reverse (22234111), we get a palindrome (33377333).

The spelling of 11143222 in words is "eleven million, one hundred forty-three thousand, two hundred twenty-two".