11113224212 has 24 divisors (see below), whose sum is σ = 20128953600. Its totient is φ = 5362288736.

The previous prime is 11113224191. The next prime is 11113224217. The reversal of 11113224212 is 21242231111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113224217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216089 + ... + 262527.

It is an arithmetic number, because the mean of its divisors is an integer number (838706400).

Almost surely, 2^11113224212 is an apocalyptic number.

It is an amenable number.

11113224212 is a deficient number, since it is larger than the sum of its proper divisors (9015729388).

11113224212 is a wasteful number, since it uses less digits than its factorization.

11113224212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48535 (or 48533 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

Adding to 11113224212 its reverse (21242231111), we get a palindrome (32355455323).

The spelling of 11113224212 in words is "eleven billion, one hundred thirteen million, two hundred twenty-four thousand, two hundred twelve".