10221404413044 has 96 divisors (see below), whose sum is σ = 26423386254720. Its totient is φ = 3049448089600.

The previous prime is 10221404413043. The next prime is 10221404413049. The reversal of 10221404413044 is 44031440412201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221404413043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 870214 + ... + 4604354.

It is an arithmetic number, because the mean of its divisors is an integer number (275243606820).

Almost surely, 2^{10221404413044} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10221404413044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13211693127360).

10221404413044 is an abundant number, since it is smaller than the sum of its proper divisors (16201981841676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10221404413044 is a wasteful number, since it uses less digits than its factorization.

10221404413044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734481 (or 3734479 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 10221404413044 its reverse (44031440412201), we get a palindrome (54252844825245).

The spelling of 10221404413044 in words is "ten trillion, two hundred twenty-one billion, four hundred four million, four hundred thirteen thousand, forty-four".