11222132 has 6 divisors (see below), whose sum is σ = 19638738. Its totient is φ = 5611064.

The previous prime is 11222129. The next prime is 11222147. The reversal of 11222132 is 23122211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10588516 + 633616 = 3254^2 + 796^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402763 + ... + 1402770.

It is an arithmetic number, because the mean of its divisors is an integer number (3273123).

Almost surely, 2^11222132 is an apocalyptic number.

It is an amenable number.

11222132 is a deficient number, since it is larger than the sum of its proper divisors (8416606).

11222132 is a wasteful number, since it uses less digits than its factorization.

11222132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805537 (or 2805535 counting only the distinct ones).

The product of its digits is 48, while the sum is 14.

The square root of 11222132 is about 3349.9450741766. The cubic root of 11222132 is about 223.8850653993.

Adding to 11222132 its reverse (23122211), we get a palindrome (34344343).

The spelling of 11222132 in words is "eleven million, two hundred twenty-two thousand, one hundred thirty-two".