12120122120001 has 32 divisors (see below), whose sum is σ = 18724967804928. Its totient is φ = 6829737782400.

The previous prime is 12120122119997. The next prime is 12120122120011. The reversal of 12120122120001 is 10002122102121.

It is not a de Polignac number, because 12120122120001 - 2² = 12120122119997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12120122120011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8293960 + ... + 9645206.

It is an arithmetic number, because the mean of its divisors is an integer number (585155243904).

Almost surely, 2^{12120122120001} is an apocalyptic number.

It is an amenable number.

12120122120001 is a deficient number, since it is larger than the sum of its proper divisors (6604845684927).

12120122120001 is a wasteful number, since it uses less digits than its factorization.

12120122120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357181.

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

Adding to 12120122120001 its reverse (10002122102121), we get a palindrome (22122244222122).

The spelling of 12120122120001 in words is "twelve trillion, one hundred twenty billion, one hundred twenty-two million, one hundred twenty thousand, one".