11331312127171 has 4 divisors (see below), whose sum is σ = 11407361202000. Its totient is φ = 11255263052344.

The previous prime is 11331312127147. The next prime is 11331312127199. The reversal of 11331312127171 is 17172121313311.

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 11331312127171 - 2¹⁹ = 11331311602883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331312122171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38024537191 + ... + 38024537488.

It is an arithmetic number, because the mean of its divisors is an integer number (2851840300500).

Almost surely, 2^{11331312127171} is an apocalyptic number.

11331312127171 is a deficient number, since it is larger than the sum of its proper divisors (76049074829).

11331312127171 is an equidigital number, since it uses as much as digits as its factorization.

11331312127171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76049074828.

The product of its digits is 5292, while the sum is 34.

The spelling of 11331312127171 in words is "eleven trillion, three hundred thirty-one billion, three hundred twelve million, one hundred twenty-seven thousand, one hundred seventy-one".