223112323311 has 4 divisors (see below), whose sum is σ = 297483097752. Its totient is φ = 148741548872.

The previous prime is 223112323271. The next prime is 223112323349. The reversal of 223112323311 is 113323211322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223112323311 - 2¹⁴ = 223112306927 is a prime.

It is a super-3 number, since 3×223112323311³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223112323391) 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 3 ways as a sum of consecutive naturals, for example, 37185387216 + ... + 37185387221.

It is an arithmetic number, because the mean of its divisors is an integer number (74370774438).

Almost surely, 2^223112323311 is an apocalyptic number.

223112323311 is a deficient number, since it is larger than the sum of its proper divisors (74370774441).

223112323311 is an equidigital number, since it uses as much as digits as its factorization.

223112323311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74370774440.

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

Adding to 223112323311 its reverse (113323211322), we get a palindrome (336435534633).

The spelling of 223112323311 in words is "two hundred twenty-three billion, one hundred twelve million, three hundred twenty-three thousand, three hundred eleven".