221300232011 has 8 divisors (see below), whose sum is σ = 222290013600. Its totient is φ = 220310654400.

The previous prime is 221300231993. The next prime is 221300232017. The reversal of 221300232011 is 110232003122.

221300232011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 221300232011 - 2⁶ = 221300231947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221300232017) 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, 2382050 + ... + 2473208.

It is an arithmetic number, because the mean of its divisors is an integer number (27786251700).

Almost surely, 2^221300232011 is an apocalyptic number.

221300232011 is a deficient number, since it is larger than the sum of its proper divisors (989781589).

221300232011 is a wasteful number, since it uses less digits than its factorization.

221300232011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101989.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 221300232011 its reverse (110232003122), we get a palindrome (331532235133).

The spelling of 221300232011 in words is "two hundred twenty-one billion, three hundred million, two hundred thirty-two thousand, eleven".