3011312310161 has 2 divisors, whose sum is σ = 3011312310162. Its totient is φ = 3011312310160.

The previous prime is 3011312310059. The next prime is 3011312310263. The reversal of 3011312310161 is 1610132131103.

It is a balanced prime because it is at equal distance from previous prime (3011312310059) and next prime (3011312310263).

It can be written as a sum of positive squares in only one way, i.e., 2540695729936 + 470616580225 = 1593956^2 + 686015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3011312310161 is a prime.

It is not a weakly prime, because it can be changed into another prime (3011312330161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1505656155080 + 1505656155081.

It is an arithmetic number, because the mean of its divisors is an integer number (1505656155081).

Almost surely, 2^{3011312310161} is an apocalyptic number.

It is an amenable number.

3011312310161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3011312310161 is an equidigital number, since it uses as much as digits as its factorization.

3011312310161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 3011312310161 its reverse (1610132131103), we get a palindrome (4621444441264).

The spelling of 3011312310161 in words is "three trillion, eleven billion, three hundred twelve million, three hundred ten thousand, one hundred sixty-one".