11213224444 has 24 divisors (see below), whose sum is σ = 19947184208. Its totient is φ = 5514739200.

The previous prime is 11213224367. The next prime is 11213224447. The reversal of 11213224444 is 44442231211.

It is a super-3 number, since 3×11213224444³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213224447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25407 + ... + 151894.

Almost surely, 2^11213224444 is an apocalyptic number.

It is an amenable number.

11213224444 is a deficient number, since it is larger than the sum of its proper divisors (8733959764).

11213224444 is a wasteful number, since it uses less digits than its factorization.

11213224444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177565 (or 177563 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

Adding to 11213224444 its reverse (44442231211), we get a palindrome (55655455655).

The spelling of 11213224444 in words is "eleven billion, two hundred thirteen million, two hundred twenty-four thousand, four hundred forty-four".