223230320111 has 2 divisors, whose sum is σ = 223230320112. Its totient is φ = 223230320110.

The previous prime is 223230320063. The next prime is 223230320129. The reversal of 223230320111 is 111023032322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223230320111 is a prime.

It is a super-3 number, since 3×223230320111³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223230220111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111615160055 + 111615160056.

It is an arithmetic number, because the mean of its divisors is an integer number (111615160056).

Almost surely, 2^223230320111 is an apocalyptic number.

223230320111 is a deficient number, since it is larger than the sum of its proper divisors (1).

223230320111 is an equidigital number, since it uses as much as digits as its factorization.

223230320111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 223230320111 its reverse (111023032322), we get a palindrome (334253352433).

The spelling of 223230320111 in words is "two hundred twenty-three billion, two hundred thirty million, three hundred twenty thousand, one hundred eleven".