12111334140160 has 36 divisors (see below), whose sum is σ = 29010430060668. Its totient is φ = 4844533655552.

The previous prime is 12111334140133. The next prime is 12111334140161. The reversal of 12111334140160 is 6104143311121.

It can be written as a sum of positive squares in 2 ways, for example, as 4338122489856 + 7773211650304 = 2082816^2 + 2788048^2 .

It is not an unprimeable number, because it can be changed into a prime (12111334140161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4730988619 + ... + 4730991178.

It is an arithmetic number, because the mean of its divisors is an integer number (805845279463).

Almost surely, 2^{12111334140160} is an apocalyptic number.

12111334140160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12111334140160 is an abundant number, since it is smaller than the sum of its proper divisors (16899095920508).

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

12111334140160 is an frugal number, since it uses more digits than its factorization.

12111334140160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9461979818 (or 9461979804 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 12111334140160 its reverse (6104143311121), we get a palindrome (18215477451281).

The spelling of 12111334140160 in words is "twelve trillion, one hundred eleven billion, three hundred thirty-four million, one hundred forty thousand, one hundred sixty".