20110034110181 has 2 divisors, whose sum is σ = 20110034110182. Its totient is φ = 20110034110180.

The previous prime is 20110034110147. The next prime is 20110034110183. The reversal of 20110034110181 is 18101143001102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16410528082081 + 3699506028100 = 4050991^2 + 1923410^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20110034110181 is a prime.

It is a super-2 number, since 2×20110034110181² (a number of 27 digits) contains 22 as substring.

Together with 20110034110183, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110034110183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055017055090 + 10055017055091.

It is an arithmetic number, because the mean of its divisors is an integer number (10055017055091).

Almost surely, 2^{20110034110181} is an apocalyptic number.

It is an amenable number.

20110034110181 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110034110181 is an equidigital number, since it uses as much as digits as its factorization.

20110034110181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 23.

Adding to 20110034110181 its reverse (18101143001102), we get a palindrome (38211177111283).

The spelling of 20110034110181 in words is "twenty trillion, one hundred ten billion, thirty-four million, one hundred ten thousand, one hundred eighty-one".