223320321311 has 16 divisors (see below), whose sum is σ = 226177104384. Its totient is φ = 220486695264.

The previous prime is 223320321293. The next prime is 223320321331. The reversal of 223320321311 is 113123023322.

It is a cyclic number.

It is not a de Polignac number, because 223320321311 - 2¹⁰ = 223320320287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223320321331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15233261 + ... + 15247913.

It is an arithmetic number, because the mean of its divisors is an integer number (14136069024).

Almost surely, 2^223320321311 is an apocalyptic number.

223320321311 is a deficient number, since it is larger than the sum of its proper divisors (2856783073).

223320321311 is a wasteful number, since it uses less digits than its factorization.

223320321311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15430.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 223320321311 its reverse (113123023322), we get a palindrome (336443344633).

The spelling of 223320321311 in words is "two hundred twenty-three billion, three hundred twenty million, three hundred twenty-one thousand, three hundred eleven".