101312003161 has 2 divisors, whose sum is σ = 101312003162. Its totient is φ = 101312003160.

The previous prime is 101312003059. The next prime is 101312003173. The reversal of 101312003161 is 161300213101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67797744400 + 33514258761 = 260380^2 + 183069^2 .

It is an emirp because it is prime and its reverse (161300213101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101312003161 - 2¹¹ = 101312001113 is a prime.

It is not a weakly prime, because it can be changed into another prime (108312003161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50656001580 + 50656001581.

It is an arithmetic number, because the mean of its divisors is an integer number (50656001581).

Almost surely, 2^101312003161 is an apocalyptic number.

It is an amenable number.

101312003161 is a deficient number, since it is larger than the sum of its proper divisors (1).

101312003161 is an equidigital number, since it uses as much as digits as its factorization.

101312003161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 101312003161 its reverse (161300213101), we get a palindrome (262612216262).

The spelling of 101312003161 in words is "one hundred one billion, three hundred twelve million, three thousand, one hundred sixty-one".