22232334141221 has 4 divisors (see below), whose sum is σ = 22232583446700. Its totient is φ = 22232084835744.

The previous prime is 22232334141209. The next prime is 22232334141257. The reversal of 22232334141221 is 12214143323222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5105855428996 + 17126478712225 = 2259614^2 + 4138415^2 .

It is a cyclic number.

It is not a de Polignac number, because 22232334141221 - 2³⁴ = 22215154272037 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 (22232334146221) 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 in 3 ways as a sum of consecutive naturals, for example, 124518926 + ... + 124697343.

It is an arithmetic number, because the mean of its divisors is an integer number (5558145861675).

Almost surely, 2^{22232334141221} is an apocalyptic number.

It is an amenable number.

22232334141221 is a deficient number, since it is larger than the sum of its proper divisors (249305479).

22232334141221 is an equidigital number, since it uses as much as digits as its factorization.

22232334141221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249305478.

The product of its digits is 27648, while the sum is 32.

Adding to 22232334141221 its reverse (12214143323222), we get a palindrome (34446477464443).

The spelling of 22232334141221 in words is "twenty-two trillion, two hundred thirty-two billion, three hundred thirty-four million, one hundred forty-one thousand, two hundred twenty-one".