12012120020011 has 8 divisors (see below), whose sum is σ = 12584676537344. Its totient is φ = 11451130301160.

The previous prime is 12012120019987. The next prime is 12012120020027. The reversal of 12012120020011 is 11002002121021.

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 12012120020011 - 2⁵ = 12012120019979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12012120019973 and 12012120020000.

It is not an unprimeable number, because it can be changed into a prime (12012120060011) 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, 2891697495 + ... + 2891701648.

It is an arithmetic number, because the mean of its divisors is an integer number (1573084567168).

Almost surely, 2^{12012120020011} is an apocalyptic number.

12012120020011 is a deficient number, since it is larger than the sum of its proper divisors (572556517333).

12012120020011 is an equidigital number, since it uses as much as digits as its factorization.

12012120020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783399241.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12012120020011 its reverse (11002002121021), we get a palindrome (23014122141032).

The spelling of 12012120020011 in words is "twelve trillion, twelve billion, one hundred twenty million, twenty thousand, eleven".