10013228026181 has 2 divisors, whose sum is σ = 10013228026182. Its totient is φ = 10013228026180.

The previous prime is 10013228026177. The next prime is 10013228026183. The reversal of 10013228026181 is 18162082231001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5543830357156 + 4469397669025 = 2354534^2 + 2114095^2 .

It is a cyclic number.

It is not a de Polignac number, because 10013228026181 - 2² = 10013228026177 is a prime.

It is a super-2 number, since 2×10013228026181² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 10013228026183, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10013228026183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006614013090 + 5006614013091.

It is an arithmetic number, because the mean of its divisors is an integer number (5006614013091).

Almost surely, 2^{10013228026181} is an apocalyptic number.

It is an amenable number.

10013228026181 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013228026181 is an equidigital number, since it uses as much as digits as its factorization.

10013228026181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 10013228026181 in words is "ten trillion, thirteen billion, two hundred twenty-eight million, twenty-six thousand, one hundred eighty-one".