12067150211161 has 4 divisors (see below), whose sum is σ = 12073579168932. Its totient is φ = 12060721253392.

The previous prime is 12067150211093. The next prime is 12067150211173. The reversal of 12067150211161 is 16111205176021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6494245721161 + 5572904490000 = 2548381^2 + 2360700^2 .

It is a cyclic number.

It is not a de Polignac number, because 12067150211161 - 2³¹ = 12065002727513 is a prime.

It is a super-3 number, since 3×12067150211161³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12067150211461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3214476070 + ... + 3214479823.

It is an arithmetic number, because the mean of its divisors is an integer number (3018394792233).

Almost surely, 2^{12067150211161} is an apocalyptic number.

It is an amenable number.

12067150211161 is a deficient number, since it is larger than the sum of its proper divisors (6428957771).

12067150211161 is an equidigital number, since it uses as much as digits as its factorization.

12067150211161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6428957770.

The product of its (nonzero) digits is 5040, while the sum is 34.

Adding to 12067150211161 its reverse (16111205176021), we get a palindrome (28178355387182).

The spelling of 12067150211161 in words is "twelve trillion, sixty-seven billion, one hundred fifty million, two hundred eleven thousand, one hundred sixty-one".