12011101011001 has 8 divisors (see below), whose sum is σ = 12547452829824. Its totient is φ = 11475926695200.

The previous prime is 12011101010933. The next prime is 12011101011023. The reversal of 12011101011001 is 10011010111021.

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 12011101011001 - 2¹⁹ = 12011100486713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12011101011601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294354900 + ... + 294395701.

It is an arithmetic number, because the mean of its divisors is an integer number (1568431603728).

Almost surely, 2^{12011101011001} is an apocalyptic number.

It is an amenable number.

12011101011001 is a deficient number, since it is larger than the sum of its proper divisors (536351818823).

12011101011001 is an equidigital number, since it uses as much as digits as its factorization.

12011101011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588751511.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 12011101011001 its reverse (10011010111021), we get a palindrome (22022111122022).

The spelling of 12011101011001 in words is "twelve trillion, eleven billion, one hundred one million, eleven thousand, one".