161102249107 has 2 divisors, whose sum is σ = 161102249108. Its totient is φ = 161102249106.

The previous prime is 161102249093. The next prime is 161102249111. The reversal of 161102249107 is 701942201161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-161102249107 is a prime.

It is not a weakly prime, because it can be changed into another prime (161102249207) 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, 80551124553 + 80551124554.

It is an arithmetic number, because the mean of its divisors is an integer number (80551124554).

Almost surely, 2^161102249107 is an apocalyptic number.

161102249107 is a deficient number, since it is larger than the sum of its proper divisors (1).

161102249107 is an equidigital number, since it uses as much as digits as its factorization.

161102249107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 34.

The spelling of 161102249107 in words is "one hundred sixty-one billion, one hundred two million, two hundred forty-nine thousand, one hundred seven".