21241103224112 has 20 divisors (see below), whose sum is σ = 41170821074400. Its totient is φ = 10616375204928.

The previous prime is 21241103224093. The next prime is 21241103224217. The reversal of 21241103224112 is 21142230114212.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 260983487 + ... + 261064862.

It is an arithmetic number, because the mean of its divisors is an integer number (2058541053720).

Almost surely, 2^{21241103224112} is an apocalyptic number.

It is an amenable number.

21241103224112 is a deficient number, since it is larger than the sum of its proper divisors (19929717850288).

21241103224112 is a wasteful number, since it uses less digits than its factorization.

21241103224112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522050900 (or 522050894 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 21241103224112 its reverse (21142230114212), we get a palindrome (42383333338324).

The spelling of 21241103224112 in words is "twenty-one trillion, two hundred forty-one billion, one hundred three million, two hundred twenty-four thousand, one hundred twelve".