11121303230221 has 8 divisors (see below), whose sum is σ = 11905052522400. Its totient is φ = 10357395692400.

The previous prime is 11121303230209. The next prime is 11121303230243. The reversal of 11121303230221 is 12203230312111.

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

It is a cyclic number.

It is not a de Polignac number, because 11121303230221 - 2¹¹ = 11121303228173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11121303230192 and 11121303230201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121303230321) 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 7 ways as a sum of consecutive naturals, for example, 4960437430 + ... + 4960439671.

It is an arithmetic number, because the mean of its divisors is an integer number (1488131565300).

Almost surely, 2^{11121303230221} is an apocalyptic number.

It is an amenable number.

11121303230221 is a deficient number, since it is larger than the sum of its proper divisors (783749292179).

11121303230221 is an equidigital number, since it uses as much as digits as its factorization.

11121303230221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9920877179.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11121303230221 its reverse (12203230312111), we get a palindrome (23324533542332).

The spelling of 11121303230221 in words is "eleven trillion, one hundred twenty-one billion, three hundred three million, two hundred thirty thousand, two hundred twenty-one".