1005000650111 has 2 divisors, whose sum is σ = 1005000650112. Its totient is φ = 1005000650110.

The previous prime is 1005000650039. The next prime is 1005000650131. The reversal of 1005000650111 is 1110560005001.

It is an a-pointer prime, because the next prime (1005000650131) can be obtained adding 1005000650111 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1005000650111 - 2¹⁸ = 1005000387967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005000650131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502500325055 + 502500325056.

It is an arithmetic number, because the mean of its divisors is an integer number (502500325056).

Almost surely, 2^{1005000650111} is an apocalyptic number.

1005000650111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005000650111 is an equidigital number, since it uses as much as digits as its factorization.

1005000650111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 1005000650111 its reverse (1110560005001), we get a palindrome (2115560655112).

The spelling of 1005000650111 in words is "one trillion, five billion, six hundred fifty thousand, one hundred eleven".