11304330311221 has 8 divisors (see below), whose sum is σ = 12176333351424. Its totient is φ = 10464036472560.

The previous prime is 11304330311189. The next prime is 11304330311227. The reversal of 11304330311221 is 12211303340311.

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 11304330311221 - 2⁵ = 11304330311189 is a prime.

It is a super-3 number, since 3×11304330311221³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11304330311227) 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, 7927299646 + ... + 7927301071.

It is an arithmetic number, because the mean of its divisors is an integer number (1522041668928).

Almost surely, 2^{11304330311221} is an apocalyptic number.

It is an amenable number.

11304330311221 is a deficient number, since it is larger than the sum of its proper divisors (872003040203).

11304330311221 is a wasteful number, since it uses less digits than its factorization.

11304330311221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15854600771.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11304330311221 its reverse (12211303340311), we get a palindrome (23515633651532).

The spelling of 11304330311221 in words is "eleven trillion, three hundred four billion, three hundred thirty million, three hundred eleven thousand, two hundred twenty-one".