12252116130666 has 32 divisors (see below), whose sum is σ = 24700886159040. Its totient is φ = 4051393382784.

The previous prime is 12252116130599. The next prime is 12252116130689. The reversal of 12252116130666 is 66603161125221.

12252116130666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12252116130666² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15913960 + ... + 16666083.

It is an arithmetic number, because the mean of its divisors is an integer number (771902692470).

Almost surely, 2^{12252116130666} is an apocalyptic number.

12252116130666 is an abundant number, since it is smaller than the sum of its proper divisors (12448770028374).

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

12252116130666 is a wasteful number, since it uses less digits than its factorization.

12252116130666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32580550.

The product of its (nonzero) digits is 155520, while the sum is 42.

Adding to 12252116130666 its reverse (66603161125221), we get a palindrome (78855277255887).

The spelling of 12252116130666 in words is "twelve trillion, two hundred fifty-two billion, one hundred sixteen million, one hundred thirty thousand, six hundred sixty-six".