11412444322221 has 8 divisors (see below), whose sum is σ = 15217173253920. Its totient is φ = 7608005802672.

The previous prime is 11412444322207. The next prime is 11412444322247. The reversal of 11412444322221 is 12222344421411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11412444322221 - 2¹⁴ = 11412444305837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11412444322271) 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, 72511326 + ... + 72668543.

It is an arithmetic number, because the mean of its divisors is an integer number (1902146656740).

Almost surely, 2^{11412444322221} is an apocalyptic number.

It is an amenable number.

11412444322221 is a deficient number, since it is larger than the sum of its proper divisors (3804728931699).

11412444322221 is a wasteful number, since it uses less digits than its factorization.

11412444322221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145206075.

The product of its digits is 24576, while the sum is 33.

Adding to 11412444322221 its reverse (12222344421411), we get a palindrome (23634788743632).

The spelling of 11412444322221 in words is "eleven trillion, four hundred twelve billion, four hundred forty-four million, three hundred twenty-two thousand, two hundred twenty-one".