12012013220111 has 8 divisors (see below), whose sum is σ = 12038678080560. Its totient is φ = 11985350021568.

The previous prime is 12012013220083. The next prime is 12012013220143. The reversal of 12012013220111 is 11102231021021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12012013220111 - 2¹⁴ = 12012013203727 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12012013220111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012013220611) 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, 14662580 + ... + 15460118.

It is an arithmetic number, because the mean of its divisors is an integer number (1504834760070).

Almost surely, 2^{12012013220111} is an apocalyptic number.

12012013220111 is a deficient number, since it is larger than the sum of its proper divisors (26664860449).

12012013220111 is an equidigital number, since it uses as much as digits as its factorization.

12012013220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830953.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12012013220111 its reverse (11102231021021), we get a palindrome (23114244241132).

The spelling of 12012013220111 in words is "twelve trillion, twelve billion, thirteen million, two hundred twenty thousand, one hundred eleven".