12031331132291 has 8 divisors (see below), whose sum is σ = 12954972705840. Its totient is φ = 11131680249088.

The previous prime is 12031331132269. The next prime is 12031331132321. The reversal of 12031331132291 is 19223113313021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12031331132291 is a prime.

It is a super-2 number, since 2×12031331132291² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12031330132291) 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, 5997671546 + ... + 5997673551.

It is an arithmetic number, because the mean of its divisors is an integer number (1619371588230).

Almost surely, 2^{12031331132291} is an apocalyptic number.

12031331132291 is a deficient number, since it is larger than the sum of its proper divisors (923641573549).

12031331132291 is a wasteful number, since it uses less digits than its factorization.

12031331132291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11995345173.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 12031331132291 in words is "twelve trillion, thirty-one billion, three hundred thirty-one million, one hundred thirty-two thousand, two hundred ninety-one".