100010161 has 2 divisors, whose sum is σ = 100010162. Its totient is φ = 100010160.

The previous prime is 100010143. The next prime is 100010173. The reversal of 100010161 is 161010001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51624225 + 48385936 = 7185^2 + 6956^2 .

It is a cyclic number.

It is not a de Polignac number, because 100010161 - 2⁷ = 100010033 is a prime.

It is not a weakly prime, because it can be changed into another prime (100010191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005080 + 50005081.

It is an arithmetic number, because the mean of its divisors is an integer number (50005081).

Almost surely, 2^100010161 is an apocalyptic number.

It is an amenable number.

100010161 is a deficient number, since it is larger than the sum of its proper divisors (1).

100010161 is an equidigital number, since it uses as much as digits as its factorization.

100010161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 100010161 is about 10000.5080370949. The cubic root of 100010161 is about 464.1746038902.

Adding to 100010161 its reverse (161010001), we get a palindrome (261020162).

The spelling of 100010161 in words is "one hundred million, ten thousand, one hundred sixty-one".