221303310011223 has 8 divisors (see below), whose sum is σ = 321895723652736. Its totient is φ = 134123218188600.

The previous prime is 221303310011213. The next prime is 221303310011261. The reversal of 221303310011223 is 322110013303122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221303310011223 - 2¹² = 221303310007127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221303310011193 and 221303310011202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221303310011213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3353080454683 + ... + 3353080454748.

It is an arithmetic number, because the mean of its divisors is an integer number (40236965456592).

Almost surely, 2^{221303310011223} is an apocalyptic number.

221303310011223 is a deficient number, since it is larger than the sum of its proper divisors (100592413641513).

221303310011223 is a wasteful number, since it uses less digits than its factorization.

221303310011223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6706160909445.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 221303310011223 its reverse (322110013303122), we get a palindrome (543413323314345).

The spelling of 221303310011223 in words is "two hundred twenty-one trillion, three hundred three billion, three hundred ten million, eleven thousand, two hundred twenty-three".