12163361442233 has 6 divisors (see below), whose sum is σ = 12301564016814. Its totient is φ = 12026694451904.

The previous prime is 12163361442217. The next prime is 12163361442289. The reversal of 12163361442233 is 33224416336121.

It can be written as a sum of positive squares in 3 ways, for example, as 2080367753104 + 10082993689129 = 1442348^2 + 3175373^2 .

It is not a de Polignac number, because 12163361442233 - 2⁴ = 12163361442217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12163361442203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 767784116 + ... + 767799957.

It is an arithmetic number, because the mean of its divisors is an integer number (2050260669469).

Almost surely, 2^{12163361442233} is an apocalyptic number.

It is an amenable number.

12163361442233 is a deficient number, since it is larger than the sum of its proper divisors (138202574581).

12163361442233 is an frugal number, since it uses more digits than its factorization.

12163361442233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535584251 (or 1535584162 counting only the distinct ones).

The product of its digits is 373248, while the sum is 41.

Adding to 12163361442233 its reverse (33224416336121), we get a palindrome (45387777778354).

The spelling of 12163361442233 in words is "twelve trillion, one hundred sixty-three billion, three hundred sixty-one million, four hundred forty-two thousand, two hundred thirty-three".