11212124222 has 16 divisors (see below), whose sum is σ = 18330112080. Its totient is φ = 5112478272.

The previous prime is 11212124201. The next prime is 11212124227. The reversal of 11212124222 is 22242121211.

It is a happy number.

11212124222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×11212124222⁴ (a number of 41 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11212124194 and 11212124203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212124227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2595647 + ... + 2599962.

It is an arithmetic number, because the mean of its divisors is an integer number (1145632005).

Almost surely, 2^11212124222 is an apocalyptic number.

11212124222 is a deficient number, since it is larger than the sum of its proper divisors (7117987858).

11212124222 is a wasteful number, since it uses less digits than its factorization.

11212124222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195707.

The product of its digits is 256, while the sum is 20.

Adding to 11212124222 its reverse (22242121211), we get a palindrome (33454245433).

The spelling of 11212124222 in words is "eleven billion, two hundred twelve million, one hundred twenty-four thousand, two hundred twenty-two".