12212002100111 has 6 divisors (see below), whose sum is σ = 13423109746536. Its totient is φ = 11101820090900.

The previous prime is 12212002100093. The next prime is 12212002100117. The reversal of 12212002100111 is 11100120021221.

It is not a de Polignac number, because 12212002100111 - 2¹⁸ = 12212001837967 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 (12212002100117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50462818475 + ... + 50462818716.

It is an arithmetic number, because the mean of its divisors is an integer number (2237184957756).

Almost surely, 2^{12212002100111} is an apocalyptic number.

12212002100111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12212002100111 is a deficient number, since it is larger than the sum of its proper divisors (1211107646425).

12212002100111 is a wasteful number, since it uses less digits than its factorization.

12212002100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100925637213 (or 100925637202 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12212002100111 its reverse (11100120021221), we get a palindrome (23312122121332).

The spelling of 12212002100111 in words is "twelve trillion, two hundred twelve billion, two million, one hundred thousand, one hundred eleven".