101113031161 has 2 divisors, whose sum is σ = 101113031162. Its totient is φ = 101113031160.

The previous prime is 101113031141. The next prime is 101113031203. The reversal of 101113031161 is 161130311101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100374278761 + 738752400 = 316819^2 + 27180^2 .

It is a cyclic number.

It is not a de Polignac number, because 101113031161 - 2⁹ = 101113030649 is a prime.

It is not a weakly prime, because it can be changed into another prime (101113031141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50556515580 + 50556515581.

It is an arithmetic number, because the mean of its divisors is an integer number (50556515581).

Almost surely, 2^101113031161 is an apocalyptic number.

It is an amenable number.

101113031161 is a deficient number, since it is larger than the sum of its proper divisors (1).

101113031161 is an equidigital number, since it uses as much as digits as its factorization.

101113031161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 101113031161 its reverse (161130311101), we get a palindrome (262243342262).

The spelling of 101113031161 in words is "one hundred one billion, one hundred thirteen million, thirty-one thousand, one hundred sixty-one".