12120110120001 has 48 divisors (see below), whose sum is σ = 17577554134272. Its totient is φ = 7425007948800.

The previous prime is 12120110119993. The next prime is 12120110120011. The reversal of 12120110120001 is 10002101102121.

It is not a de Polignac number, because 12120110120001 - 2³ = 12120110119993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12120110120011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 388661256 + ... + 388692438.

It is an arithmetic number, because the mean of its divisors is an integer number (366199044464).

Almost surely, 2^{12120110120001} is an apocalyptic number.

It is an amenable number.

12120110120001 is a deficient number, since it is larger than the sum of its proper divisors (5457444014271).

12120110120001 is a wasteful number, since it uses less digits than its factorization.

12120110120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34634 (or 34621 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12120110120001 its reverse (10002101102121), we get a palindrome (22122211222122).

The spelling of 12120110120001 in words is "twelve trillion, one hundred twenty billion, one hundred ten million, one hundred twenty thousand, one".