12102110120112 has 40 divisors (see below), whose sum is σ = 31640456589504. Its totient is φ = 3985433853504.

The previous prime is 12102110120053. The next prime is 12102110120141. The reversal of 12102110120112 is 21102101120121.

It is a happy number.

It is a super-2 number, since 2×12102110120112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12102110120091 and 12102110120100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1518835138 + ... + 1518843105.

Almost surely, 2^{12102110120112} is an apocalyptic number.

12102110120112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12102110120112 is an abundant number, since it is smaller than the sum of its proper divisors (19538346469392).

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

12102110120112 is a wasteful number, since it uses less digits than its factorization.

12102110120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037678337 (or 3037678331 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12102110120112 its reverse (21102101120121), we get a palindrome (33204211240233).

The spelling of 12102110120112 in words is "twelve trillion, one hundred two billion, one hundred ten million, one hundred twenty thousand, one hundred twelve".