225531532160111 has 2 divisors, whose sum is σ = 225531532160112. Its totient is φ = 225531532160110.

The previous prime is 225531532160101. The next prime is 225531532160153. The reversal of 225531532160111 is 111061235135522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225531532160111 - 2¹⁸ = 225531531897967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225531532160101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112765766080055 + 112765766080056.

It is an arithmetic number, because the mean of its divisors is an integer number (112765766080056).

Almost surely, 2^{225531532160111} is an apocalyptic number.

225531532160111 is a deficient number, since it is larger than the sum of its proper divisors (1).

225531532160111 is an equidigital number, since it uses as much as digits as its factorization.

225531532160111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 38.

Adding to 225531532160111 its reverse (111061235135522), we get a palindrome (336592767295633).

The spelling of 225531532160111 in words is "two hundred twenty-five trillion, five hundred thirty-one billion, five hundred thirty-two million, one hundred sixty thousand, one hundred eleven".