12011313111995 has 4 divisors (see below), whose sum is σ = 14413575734400. Its totient is φ = 9609050489592.

The previous prime is 12011313111977. The next prime is 12011313112093. The reversal of 12011313111995 is 59911131311021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12011313111995 - 2²⁰ = 12011312063419 is a prime.

It is a super-2 number, since 2×12011313111995² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1201131311195 + ... + 1201131311204.

It is an arithmetic number, because the mean of its divisors is an integer number (3603393933600).

Almost surely, 2^{12011313111995} is an apocalyptic number.

12011313111995 is a deficient number, since it is larger than the sum of its proper divisors (2402262622405).

12011313111995 is an equidigital number, since it uses as much as digits as its factorization.

12011313111995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402262622404.

The product of its (nonzero) digits is 7290, while the sum is 38.

The spelling of 12011313111995 in words is "twelve trillion, eleven billion, three hundred thirteen million, one hundred eleven thousand, nine hundred ninety-five".