12153122266 has 8 divisors (see below), whose sum is σ = 19189140480. Its totient is φ = 5756742108.

The previous prime is 12153122239. The next prime is 12153122279. The reversal of 12153122266 is 66222135121.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159909466 + ... + 159909541.

It is an arithmetic number, because the mean of its divisors is an integer number (2398642560).

Almost surely, 2^12153122266 is an apocalyptic number.

12153122266 is a deficient number, since it is larger than the sum of its proper divisors (7036018214).

12153122266 is a wasteful number, since it uses less digits than its factorization.

12153122266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319819028.

The product of its digits is 8640, while the sum is 31.

Adding to 12153122266 its reverse (66222135121), we get a palindrome (78375257387).

The spelling of 12153122266 in words is "twelve billion, one hundred fifty-three million, one hundred twenty-two thousand, two hundred sixty-six".