312143013111011 has 8 divisors (see below), whose sum is σ = 316317411023040. Its totient is φ = 307996168981032.

The previous prime is 312143013111001. The next prime is 312143013111023. The reversal of 312143013111011 is 110111310341213.

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-312143013111011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312143013111001) 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, 6888422705 + ... + 6888468018.

It is an arithmetic number, because the mean of its divisors is an integer number (39539676377880).

Almost surely, 2^{312143013111011} is an apocalyptic number.

312143013111011 is a deficient number, since it is larger than the sum of its proper divisors (4174397912029).

312143013111011 is a wasteful number, since it uses less digits than its factorization.

312143013111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13776891025.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 312143013111011 its reverse (110111310341213), we get a palindrome (422254323452224).

The spelling of 312143013111011 in words is "three hundred twelve trillion, one hundred forty-three billion, thirteen million, one hundred eleven thousand, eleven".