1030100161 has 2 divisors, whose sum is σ = 1030100162. Its totient is φ = 1030100160.

The previous prime is 1030100129. The next prime is 1030100191. The reversal of 1030100161 is 1610010301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 759333136 + 270767025 = 27556^2 + 16455^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030100161 - 2⁵ = 1030100129 is a prime.

It is a super-2 number, since 2×1030100161² = 2122212683384451842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1030100191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515050080 + 515050081.

It is an arithmetic number, because the mean of its divisors is an integer number (515050081).

Almost surely, 2^1030100161 is an apocalyptic number.

It is an amenable number.

1030100161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030100161 is an equidigital number, since it uses as much as digits as its factorization.

1030100161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1030100161 is about 32095.1734844976. The cubic root of 1030100161 is about 1009.9343685092.

Adding to 1030100161 its reverse (1610010301), we get a palindrome (2640110462).

The spelling of 1030100161 in words is "one billion, thirty million, one hundred thousand, one hundred sixty-one".