1310012000161 has 2 divisors, whose sum is σ = 1310012000162. Its totient is φ = 1310012000160.

The previous prime is 1310012000149. The next prime is 1310012000177. The reversal of 1310012000161 is 1610002100131.

It is an a-pointer prime, because the next prime (1310012000177) can be obtained adding 1310012000161 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1128787253136 + 181224747025 = 1062444^2 + 425705^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310012000161 - 2²⁵ = 1309978445729 is a prime.

It is a super-2 number, since 2×1310012000161² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1310012000461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655006000080 + 655006000081.

It is an arithmetic number, because the mean of its divisors is an integer number (655006000081).

Almost surely, 2^{1310012000161} is an apocalyptic number.

It is an amenable number.

1310012000161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310012000161 is an equidigital number, since it uses as much as digits as its factorization.

1310012000161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1310012000161 its reverse (1610002100131), we get a palindrome (2920014100292).

The spelling of 1310012000161 in words is "one trillion, three hundred ten billion, twelve million, one hundred sixty-one", and thus it is an aban number.