12020120012001 has 8 divisors (see below), whose sum is σ = 16027927257760. Its totient is φ = 8012863053792.

The previous prime is 12020120011979. The next prime is 12020120012027. The reversal of 12020120012001 is 10021002102021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12020120012001 - 2⁶ = 12020120011937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12020122012001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137520916 + ... + 137608293.

It is an arithmetic number, because the mean of its divisors is an integer number (2003490907220).

Almost surely, 2^{12020120012001} is an apocalyptic number.

It is an amenable number.

12020120012001 is a deficient number, since it is larger than the sum of its proper divisors (4007807245759).

12020120012001 is a wasteful number, since it uses less digits than its factorization.

12020120012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275143775.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12020120012001 its reverse (10021002102021), we get a palindrome (22041122114022).

The spelling of 12020120012001 in words is "twelve trillion, twenty billion, one hundred twenty million, twelve thousand, one".