11304524221 has 32 divisors (see below), whose sum is σ = 12933043200. Its totient is φ = 9816226560.

The previous prime is 11304524149. The next prime is 11304524237. The reversal of 11304524221 is 12242540311.

It is a cyclic number.

It is not a de Polignac number, because 11304524221 - 2⁷ = 11304524093 is a prime.

It is a super-3 number, since 3×11304524221³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11304524291) 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 31 ways as a sum of consecutive naturals, for example, 1900470 + ... + 1906408.

It is an arithmetic number, because the mean of its divisors is an integer number (404157600).

Almost surely, 2^11304524221 is an apocalyptic number.

It is an amenable number.

11304524221 is a deficient number, since it is larger than the sum of its proper divisors (1628518979).

11304524221 is a wasteful number, since it uses less digits than its factorization.

11304524221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6129.

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 11304524221 in words is "eleven billion, three hundred four million, five hundred twenty-four thousand, two hundred twenty-one".