12251226332266 has 8 divisors (see below), whose sum is σ = 18376854620004. Its totient is φ = 6125608125600.

The previous prime is 12251226332231. The next prime is 12251226332369. The reversal of 12251226332266 is 66223362215221.

It can be written as a sum of positive squares in 2 ways, for example, as 12125960595225 + 125265737041 = 3482235^2 + 353929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2591566 + ... + 5587366.

Almost surely, 2^{12251226332266} is an apocalyptic number.

12251226332266 is a deficient number, since it is larger than the sum of its proper divisors (6125628287738).

12251226332266 is a wasteful number, since it uses less digits than its factorization.

12251226332266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5040536.

The product of its digits is 622080, while the sum is 43.

Adding to 12251226332266 its reverse (66223362215221), we get a palindrome (78474588547487).

The spelling of 12251226332266 in words is "twelve trillion, two hundred fifty-one billion, two hundred twenty-six million, three hundred thirty-two thousand, two hundred sixty-six".