223432423431121 has 2 divisors, whose sum is σ = 223432423431122. Its totient is φ = 223432423431120.

The previous prime is 223432423431101. The next prime is 223432423431143. The reversal of 223432423431121 is 121134324234322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222556868355600 + 875555075521 = 14918340^2 + 935711^2 .

It is a cyclic number.

It is not a de Polignac number, because 223432423431121 - 2⁹ = 223432423430609 is a prime.

It is not a weakly prime, because it can be changed into another prime (223432423431101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111716211715560 + 111716211715561.

It is an arithmetic number, because the mean of its divisors is an integer number (111716211715561).

Almost surely, 2^{223432423431121} is an apocalyptic number.

It is an amenable number.

223432423431121 is a deficient number, since it is larger than the sum of its proper divisors (1).

223432423431121 is an equidigital number, since it uses as much as digits as its factorization.

223432423431121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 37.

Adding to 223432423431121 its reverse (121134324234322), we get a palindrome (344566747665443).

The spelling of 223432423431121 in words is "two hundred twenty-three trillion, four hundred thirty-two billion, four hundred twenty-three million, four hundred thirty-one thousand, one hundred twenty-one".