14222411221221 has 48 divisors (see below), whose sum is σ = 23958120784000. Its totient is φ = 8126852513472.

The previous prime is 14222411221199. The next prime is 14222411221253. The reversal of 14222411221221 is 12212211422241.

14222411221221 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 2 + 411 + 2 + 21 + 221 = 666.

It is not a de Polignac number, because 14222411221221 - 2⁵ = 14222411221189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14222411261221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 202283745 + ... + 202354041.

Almost surely, 2^{14222411221221} is an apocalyptic number.

It is an amenable number.

14222411221221 is a deficient number, since it is larger than the sum of its proper divisors (9735709562779).

14222411221221 is an equidigital number, since it uses as much as digits as its factorization.

14222411221221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135863 (or 135846 counting only the distinct ones).

The product of its digits is 2048, while the sum is 27.

Adding to 14222411221221 its reverse (12212211422241), we get a palindrome (26434622643462).

It can be divided in two parts, 1422241 and 1221221, that added together give a palindrome (2643462).

The spelling of 14222411221221 in words is "fourteen trillion, two hundred twenty-two billion, four hundred eleven million, two hundred twenty-one thousand, two hundred twenty-one".