12101101020211 has 16 divisors (see below), whose sum is σ = 14167432923840. Its totient is φ = 10119180280320.

The previous prime is 12101101020193. The next prime is 12101101020347. The reversal of 12101101020211 is 11202010110121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12101101020211 - 2¹⁹ = 12101100495923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12101101020191 and 12101101020200.

It is not an unprimeable number, because it can be changed into a prime (12101101024211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14497645 + ... + 15309601.

It is an arithmetic number, because the mean of its divisors is an integer number (885464557740).

Almost surely, 2^{12101101020211} is an apocalyptic number.

12101101020211 is a deficient number, since it is larger than the sum of its proper divisors (2066331903629).

12101101020211 is an equidigital number, since it uses as much as digits as its factorization.

12101101020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863934.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12101101020211 its reverse (11202010110121), we get a palindrome (23303111130332).

The spelling of 12101101020211 in words is "twelve trillion, one hundred one billion, one hundred one million, twenty thousand, two hundred eleven".