11301032221 has 16 divisors (see below), whose sum is σ = 12003448320. Its totient is φ = 10616549680.

The previous prime is 11301032207. The next prime is 11301032227. The reversal of 11301032221 is 12223010311.

It is not a de Polignac number, because 11301032221 - 2¹¹ = 11301030173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11301032195 and 11301032204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301032227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1737786 + ... + 1744276.

It is an arithmetic number, because the mean of its divisors is an integer number (750215520).

Almost surely, 2^11301032221 is an apocalyptic number.

It is an amenable number.

11301032221 is a deficient number, since it is larger than the sum of its proper divisors (702416099).

11301032221 is a wasteful number, since it uses less digits than its factorization.

11301032221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7856.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11301032221 its reverse (12223010311), we get a palindrome (23524042532).

The spelling of 11301032221 in words is "eleven billion, three hundred one million, thirty-two thousand, two hundred twenty-one".