12001420144001 has 16 divisors (see below), whose sum is σ = 12059121762048. Its totient is φ = 11943902174400.

The previous prime is 12001420143961. The next prime is 12001420144009. The reversal of 12001420144001 is 10044102410021.

It is a cyclic number.

It is not a de Polignac number, because 12001420144001 - 2²⁶ = 12001353035137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12001420144009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253614995 + ... + 253662311.

It is an arithmetic number, because the mean of its divisors is an integer number (753695110128).

Almost surely, 2^{12001420144001} is an apocalyptic number.

It is an amenable number.

12001420144001 is a deficient number, since it is larger than the sum of its proper divisors (57701618047).

12001420144001 is an equidigital number, since it uses as much as digits as its factorization.

12001420144001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49232.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12001420144001 its reverse (10044102410021), we get a palindrome (22045522554022).

The spelling of 12001420144001 in words is "twelve trillion, one billion, four hundred twenty million, one hundred forty-four thousand, one".