221301032223 has 32 divisors (see below), whose sum is σ = 307274688000. Its totient is φ = 141555966336.

The previous prime is 221301032213. The next prime is 221301032257. The reversal of 221301032223 is 322230103122.

It is a happy number.

221301032223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 221301032223 - 2⁸ = 221301031967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221301032223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221301032213) 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, 2250790 + ... + 2347052.

It is an arithmetic number, because the mean of its divisors is an integer number (9602334000).

Almost surely, 2^221301032223 is an apocalyptic number.

221301032223 is a deficient number, since it is larger than the sum of its proper divisors (85973655777).

221301032223 is a wasteful number, since it uses less digits than its factorization.

221301032223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96591.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 221301032223 its reverse (322230103122), we get a palindrome (543531135345).

The spelling of 221301032223 in words is "two hundred twenty-one billion, three hundred one million, thirty-two thousand, two hundred twenty-three".