12011010109999 has 8 divisors (see below), whose sum is σ = 12073235061888. Its totient is φ = 11948797838880.

The previous prime is 12011010109981. The next prime is 12011010110003. The reversal of 12011010109999 is 99990101011021.

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 12011010109999 - 2¹¹ = 12011010107951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011010109099) 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, 1267972 + ... + 5062585.

It is an arithmetic number, because the mean of its divisors is an integer number (1509154382736).

Almost surely, 2^{12011010109999} is an apocalyptic number.

12011010109999 is a deficient number, since it is larger than the sum of its proper divisors (62224951889).

12011010109999 is an equidigital number, since it uses as much as digits as its factorization.

12011010109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6340385.

The product of its (nonzero) digits is 13122, while the sum is 43.

The spelling of 12011010109999 in words is "twelve trillion, eleven billion, ten million, one hundred nine thousand, nine hundred ninety-nine".