11222414133221 has 2 divisors, whose sum is σ = 11222414133222. Its totient is φ = 11222414133220.

The previous prime is 11222414133199. The next prime is 11222414133257. The reversal of 11222414133221 is 12233141422211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11185586604196 + 36827529025 = 3344486^2 + 191905^2 .

It is an emirp because it is prime and its reverse (12233141422211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11222414133221 - 2¹⁸ = 11222413871077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222419133221) by changing a digit.

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 as a sum of consecutive naturals, namely, 5611207066610 + 5611207066611.

It is an arithmetic number, because the mean of its divisors is an integer number (5611207066611).

Almost surely, 2^{11222414133221} is an apocalyptic number.

It is an amenable number.

11222414133221 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222414133221 is an equidigital number, since it uses as much as digits as its factorization.

11222414133221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

Adding to 11222414133221 its reverse (12233141422211), we get a palindrome (23455555555432).

The spelling of 11222414133221 in words is "eleven trillion, two hundred twenty-two billion, four hundred fourteen million, one hundred thirty-three thousand, two hundred twenty-one".