20000111010017 has 2 divisors, whose sum is σ = 20000111010018. Its totient is φ = 20000111010016.

The previous prime is 20000111009909. The next prime is 20000111010043. The reversal of 20000111010017 is 71001011100002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17804273079121 + 2195837930896 = 4219511^2 + 1481836^2 .

It is a cyclic number.

It is not a de Polignac number, because 20000111010017 - 2³⁸ = 19725233103073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20000111009983 and 20000111010010.

It is not a weakly prime, because it can be changed into another prime (20000111010067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000055505008 + 10000055505009.

It is an arithmetic number, because the mean of its divisors is an integer number (10000055505009).

Almost surely, 2^{20000111010017} is an apocalyptic number.

It is an amenable number.

20000111010017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000111010017 is an equidigital number, since it uses as much as digits as its factorization.

20000111010017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14, while the sum is 14.

Adding to 20000111010017 its reverse (71001011100002), we get a palindrome (91001122110019).

The spelling of 20000111010017 in words is "twenty trillion, one hundred eleven million, ten thousand, seventeen".