12212102002111 has 32 divisors (see below), whose sum is σ = 13536771451200. Its totient is φ = 10924720128000.

The previous prime is 12212102002109. The next prime is 12212102002187. The reversal of 12212102002111 is 11120020121221.

It is a cyclic number.

It is not a de Polignac number, because 12212102002111 - 2¹ = 12212102002109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212102002211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128153995 + ... + 128249251.

It is an arithmetic number, because the mean of its divisors is an integer number (423024107850).

Almost surely, 2^{12212102002111} is an apocalyptic number.

12212102002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12212102002111 is a deficient number, since it is larger than the sum of its proper divisors (1324669449089).

12212102002111 is a wasteful number, since it uses less digits than its factorization.

12212102002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96075.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12212102002111 its reverse (11120020121221), we get a palindrome (23332122123332).

The spelling of 12212102002111 in words is "twelve trillion, two hundred twelve billion, one hundred two million, two thousand, one hundred eleven".