12111011200001 has 8 divisors (see below), whose sum is σ = 13842474072000. Its totient is φ = 10379877931728.

The previous prime is 12111011199929. The next prime is 12111011200007. The reversal of 12111011200001 is 10000211011121.

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 12111011200001 - 2²² = 12111007005697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12111011200007) 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, 82322186 + ... + 82469171.

It is an arithmetic number, because the mean of its divisors is an integer number (1730309259000).

Almost surely, 2^{12111011200001} is an apocalyptic number.

It is an amenable number.

12111011200001 is a deficient number, since it is larger than the sum of its proper divisors (1731462871999).

12111011200001 is a wasteful number, since it uses less digits than its factorization.

12111011200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164801863.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12111011200001 its reverse (10000211011121), we get a palindrome (22111222211122).

The spelling of 12111011200001 in words is "twelve trillion, one hundred eleven billion, eleven million, two hundred thousand, one".