12101122043211 has 16 divisors (see below), whose sum is σ = 16984621520640. Its totient is φ = 7642548159840.

The previous prime is 12101122043183. The next prime is 12101122043273. The reversal of 12101122043211 is 11234022110121.

It is not a de Polignac number, because 12101122043211 - 2⁶ = 12101122043147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12101122043111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2031060 + ... + 5322353.

It is an arithmetic number, because the mean of its divisors is an integer number (1061538845040).

Almost surely, 2^{12101122043211} is an apocalyptic number.

12101122043211 is a deficient number, since it is larger than the sum of its proper divisors (4883499477429).

12101122043211 is a wasteful number, since it uses less digits than its factorization.

12101122043211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7382306.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 12101122043211 its reverse (11234022110121), we get a palindrome (23335144153332).

The spelling of 12101122043211 in words is "twelve trillion, one hundred one billion, one hundred twenty-two million, forty-three thousand, two hundred eleven".