11521242244 has 24 divisors (see below), whose sum is σ = 21364439040. Its totient is φ = 5417632896.

The previous prime is 11521242233. The next prime is 11521242311. The reversal of 11521242244 is 44224212511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26397 + ... + 154075.

It is an arithmetic number, because the mean of its divisors is an integer number (890184960).

Almost surely, 2^11521242244 is an apocalyptic number.

It is an amenable number.

11521242244 is a deficient number, since it is larger than the sum of its proper divisors (9843196796).

11521242244 is a wasteful number, since it uses less digits than its factorization.

11521242244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129027 (or 129025 counting only the distinct ones).

The product of its digits is 5120, while the sum is 28.

Adding to 11521242244 its reverse (44224212511), we get a palindrome (55745454755).

The spelling of 11521242244 in words is "eleven billion, five hundred twenty-one million, two hundred forty-two thousand, two hundred forty-four".