112000001161 has 2 divisors, whose sum is σ = 112000001162. Its totient is φ = 112000001160.

The previous prime is 112000001149. The next prime is 112000001167. The reversal of 112000001161 is 161100000211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61523841600 + 50476159561 = 248040^2 + 224669^2 .

It is a cyclic number.

It is not a de Polignac number, because 112000001161 - 2⁹ = 112000000649 is a prime.

It is not a weakly prime, because it can be changed into another prime (112000001167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56000000580 + 56000000581.

It is an arithmetic number, because the mean of its divisors is an integer number (56000000581).

Almost surely, 2^112000001161 is an apocalyptic number.

It is an amenable number.

112000001161 is a deficient number, since it is larger than the sum of its proper divisors (1).

112000001161 is an equidigital number, since it uses as much as digits as its factorization.

112000001161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 112000001161 its reverse (161100000211), we get a palindrome (273100001372).

The spelling of 112000001161 in words is "one hundred twelve billion, one thousand, one hundred sixty-one".