223243122124111 has 2 divisors, whose sum is σ = 223243122124112. Its totient is φ = 223243122124110.

The previous prime is 223243122124093. The next prime is 223243122124159. The reversal of 223243122124111 is 111421221342322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223243122124111 - 2⁹ = 223243122123599 is a prime.

It is a super-3 number, since 3×223243122124111³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223243122124181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111621561062055 + 111621561062056.

It is an arithmetic number, because the mean of its divisors is an integer number (111621561062056).

Almost surely, 2^{223243122124111} is an apocalyptic number.

223243122124111 is a deficient number, since it is larger than the sum of its proper divisors (1).

223243122124111 is an equidigital number, since it uses as much as digits as its factorization.

223243122124111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 31.

Adding to 223243122124111 its reverse (111421221342322), we get a palindrome (334664343466433).

The spelling of 223243122124111 in words is "two hundred twenty-three trillion, two hundred forty-three billion, one hundred twenty-two million, one hundred twenty-four thousand, one hundred eleven".