12011322130205 has 8 divisors (see below), whose sum is σ = 14415385828704. Its totient is φ = 9607858189200.

The previous prime is 12011322130201. The next prime is 12011322130211. The reversal of 12011322130205 is 50203122311021.

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

It is not a de Polignac number, because 12011322130205 - 2² = 12011322130201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011322130201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149895311 + ... + 149975420.

It is an arithmetic number, because the mean of its divisors is an integer number (1801923228588).

Almost surely, 2^{12011322130205} is an apocalyptic number.

It is an amenable number.

12011322130205 is a deficient number, since it is larger than the sum of its proper divisors (2404063698499).

12011322130205 is an equidigital number, since it uses as much as digits as its factorization.

12011322130205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299878747.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 12011322130205 its reverse (50203122311021), we get a palindrome (62214444441226).

The spelling of 12011322130205 in words is "twelve trillion, eleven billion, three hundred twenty-two million, one hundred thirty thousand, two hundred five".