12040200101001 has 16 divisors (see below), whose sum is σ = 16059399269760. Its totient is φ = 8023901009280.

The previous prime is 12040200100991. The next prime is 12040200101051. The reversal of 12040200101001 is 10010100204021.

It is a happy number.

It is not a de Polignac number, because 12040200101001 - 2⁵ = 12040200100969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12040200101051) 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, 104567980 + ... + 104683058.

It is an arithmetic number, because the mean of its divisors is an integer number (1003712454360).

Almost surely, 2^{12040200101001} is an apocalyptic number.

It is an amenable number.

12040200101001 is a deficient number, since it is larger than the sum of its proper divisors (4019199168759).

12040200101001 is a wasteful number, since it uses less digits than its factorization.

12040200101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127376.

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

Adding to 12040200101001 its reverse (10010100204021), we get a palindrome (22050300305022).

The spelling of 12040200101001 in words is "twelve trillion, forty billion, two hundred million, one hundred one thousand, one".