110100000161 has 2 divisors, whose sum is σ = 110100000162. Its totient is φ = 110100000160.

The previous prime is 110100000119. The next prime is 110100000181. The reversal of 110100000161 is 161000001011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56157150625 + 53942849536 = 236975^2 + 232256^2 .

It is an emirp because it is prime and its reverse (161000001011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110100000161 is a prime.

It is not a weakly prime, because it can be changed into another prime (110100000181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050000080 + 55050000081.

It is an arithmetic number, because the mean of its divisors is an integer number (55050000081).

Almost surely, 2^110100000161 is an apocalyptic number.

It is an amenable number.

110100000161 is a deficient number, since it is larger than the sum of its proper divisors (1).

110100000161 is an equidigital number, since it uses as much as digits as its factorization.

110100000161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 110100000161 its reverse (161000001011), we get a palindrome (271100001172).

The spelling of 110100000161 in words is "one hundred ten billion, one hundred million, one hundred sixty-one", and thus it is an aban number.