12001112100001 has 8 divisors (see below), whose sum is σ = 12051438243840. Its totient is φ = 11950786892352.

The previous prime is 12001112099987. The next prime is 12001112100037. The reversal of 12001112100001 is 10000121110021.

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

It is a cyclic number.

It is not a de Polignac number, because 12001112100001 - 2³⁵ = 11966752361633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001112100101) 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, 39710601 + ... + 40011673.

It is an arithmetic number, because the mean of its divisors is an integer number (1506429780480).

Almost surely, 2^{12001112100001} is an apocalyptic number.

It is an amenable number.

12001112100001 is a deficient number, since it is larger than the sum of its proper divisors (50326143839).

12001112100001 is a wasteful number, since it uses less digits than its factorization.

12001112100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468095.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 12001112100001 its reverse (10000121110021), we get a palindrome (22001233210022).

The spelling of 12001112100001 in words is "twelve trillion, one billion, one hundred twelve million, one hundred thousand, one".