12100012220112 has 20 divisors (see below), whose sum is σ = 31258364902080. Its totient is φ = 4033337406688.

The previous prime is 12100012220081. The next prime is 12100012220141. The reversal of 12100012220112 is 21102221000121.

It is a super-3 number, since 3×12100012220112³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 12100012220091 and 12100012220100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126041793912 + ... + 126041794007.

It is an arithmetic number, because the mean of its divisors is an integer number (1562918245104).

Almost surely, 2^{12100012220112} is an apocalyptic number.

12100012220112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12100012220112 is an abundant number, since it is smaller than the sum of its proper divisors (19158352681968).

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

12100012220112 is a wasteful number, since it uses less digits than its factorization.

12100012220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252083587930 (or 252083587924 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12100012220112 its reverse (21102221000121), we get a palindrome (33202233220233).

The spelling of 12100012220112 in words is "twelve trillion, one hundred billion, twelve million, two hundred twenty thousand, one hundred twelve".