12130166266 has 16 divisors (see below), whose sum is σ = 18792626688. Its totient is φ = 5866174800.

The previous prime is 12130166249. The next prime is 12130166273. The reversal of 12130166266 is 66266103121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60096 + ... + 166948.

It is an arithmetic number, because the mean of its divisors is an integer number (1174539168).

Almost surely, 2^12130166266 is an apocalyptic number.

12130166266 is a deficient number, since it is larger than the sum of its proper divisors (6662460422).

12130166266 is a wasteful number, since it uses less digits than its factorization.

12130166266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108717.

The product of its (nonzero) digits is 15552, while the sum is 34.

Adding to 12130166266 its reverse (66266103121), we get a palindrome (78396269387).

The spelling of 12130166266 in words is "twelve billion, one hundred thirty million, one hundred sixty-six thousand, two hundred sixty-six".