223221313111 has 32 divisors (see below), whose sum is σ = 242174862720. Its totient is φ = 205325568000.

The previous prime is 223221313103. The next prime is 223221313207. The reversal of 223221313111 is 111313122322.

It is not a de Polignac number, because 223221313111 - 2³ = 223221313103 is a prime.

It is a super-3 number, since 3×223221313111³ (a number of 35 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 (223221314111) 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 31 ways as a sum of consecutive naturals, for example, 8753766 + ... + 8779228.

It is an arithmetic number, because the mean of its divisors is an integer number (7567964460).

Almost surely, 2^223221313111 is an apocalyptic number.

223221313111 is a deficient number, since it is larger than the sum of its proper divisors (18953549609).

223221313111 is a wasteful number, since it uses less digits than its factorization.

223221313111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25707.

The product of its digits is 432, while the sum is 22.

Adding to 223221313111 its reverse (111313122322), we get a palindrome (334534435433).

The spelling of 223221313111 in words is "two hundred twenty-three billion, two hundred twenty-one million, three hundred thirteen thousand, one hundred eleven".