12100010220112 has 80 divisors (see below), whose sum is σ = 24574114031040. Its totient is φ = 5764012706816.

The previous prime is 12100010220047. The next prime is 12100010220113. The reversal of 12100010220112 is 21102201000121.

It is a junction number, because it is equal to n+sod(n) for n = 12100010220092 and 12100010220101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100010220113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31659468 + ... + 32039380.

It is an arithmetic number, because the mean of its divisors is an integer number (307176425388).

Almost surely, 2^{12100010220112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12100010220112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12287057015520).

12100010220112 is an abundant number, since it is smaller than the sum of its proper divisors (12474103810928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12100010220112 is a wasteful number, since it uses less digits than its factorization.

12100010220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380860 (or 380854 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12100010220112 its reverse (21102201000121), we get a palindrome (33202211220233).

The spelling of 12100010220112 in words is "twelve trillion, one hundred billion, ten million, two hundred twenty thousand, one hundred twelve".