12134210100666 has 64 divisors (see below), whose sum is σ = 25355802746880. Its totient is φ = 3866296089600.

The previous prime is 12134210100659. The next prime is 12134210100673. The reversal of 12134210100666 is 66600101243121.

12134210100666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12134210100659) and next prime (12134210100673).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373378530 + ... + 373411026.

It is an arithmetic number, because the mean of its divisors is an integer number (396184417920).

Almost surely, 2^{12134210100666} is an apocalyptic number.

12134210100666 is an abundant number, since it is smaller than the sum of its proper divisors (13221592646214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12134210100666 is a wasteful number, since it uses less digits than its factorization.

12134210100666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53879.

The product of its (nonzero) digits is 10368, while the sum is 33.

Adding to 12134210100666 its reverse (66600101243121), we get a palindrome (78734311343787).

The spelling of 12134210100666 in words is "twelve trillion, one hundred thirty-four billion, two hundred ten million, one hundred thousand, six hundred sixty-six".