12110051266 has 4 divisors (see below), whose sum is σ = 18165076902. Its totient is φ = 6055025632.

The previous prime is 12110051237. The next prime is 12110051267. The reversal of 12110051266 is 66215001121.

It is a happy number.

12110051266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 10573803241 + 1536248025 = 102829^2 + 39195^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12110051266.

It is not an unprimeable number, because it can be changed into a prime (12110051267) 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 as a sum of consecutive naturals, namely, 3027512815 + ... + 3027512818.

Almost surely, 2^12110051266 is an apocalyptic number.

12110051266 is a deficient number, since it is larger than the sum of its proper divisors (6055025636).

12110051266 is an equidigital number, since it uses as much as digits as its factorization.

12110051266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055025635.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 12110051266 its reverse (66215001121), we get a palindrome (78325052387).

The spelling of 12110051266 in words is "twelve billion, one hundred ten million, fifty-one thousand, two hundred sixty-six".