12101121032211 has 12 divisors (see below), whose sum is σ = 17484810342480. Its totient is φ = 8064915577200.

The previous prime is 12101121032207. The next prime is 12101121032257. The reversal of 12101121032211 is 11223012110121.

It is a happy number.

12101121032211 is a `hidden beast` number, since 1 + 210 + 1 + 1 + 210 + 32 + 211 = 666.

It is not a de Polignac number, because 12101121032211 - 2² = 12101121032207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12101121032261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208173015 + ... + 208231136.

It is an arithmetic number, because the mean of its divisors is an integer number (1457067528540).

Almost surely, 2^{12101121032211} is an apocalyptic number.

12101121032211 is a deficient number, since it is larger than the sum of its proper divisors (5383689310269).

12101121032211 is a wasteful number, since it uses less digits than its factorization.

12101121032211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416407386 (or 416407383 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 12101121032211 its reverse (11223012110121), we get a palindrome (23324133142332).

The spelling of 12101121032211 in words is "twelve trillion, one hundred one billion, one hundred twenty-one million, thirty-two thousand, two hundred eleven".