12120101010112 has 28 divisors (see below), whose sum is σ = 24355266280480. Its totient is φ = 5983341002496.

The previous prime is 12120101010103. The next prime is 12120101010163. The reversal of 12120101010112 is 21101010102121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12120101010092 and 12120101010101.

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, 1198580883 + ... + 1198590994.

Almost surely, 2^{12120101010112} is an apocalyptic number.

It is an amenable number.

12120101010112 is an abundant number, since it is smaller than the sum of its proper divisors (12235165270368).

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

12120101010112 is an equidigital number, since it uses as much as digits as its factorization.

12120101010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397171968 (or 2397171958 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12120101010112 its reverse (21101010102121), we get a palindrome (33221111112233).

The spelling of 12120101010112 in words is "twelve trillion, one hundred twenty billion, one hundred one million, ten thousand, one hundred twelve".