10001111100047 has 2 divisors, whose sum is σ = 10001111100048. Its totient is φ = 10001111100046.

The previous prime is 10001111100011. The next prime is 10001111100059. The reversal of 10001111100047 is 74000111110001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10001111100047 - 2⁶ = 10001111099983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10001111099998 and 10001111100034.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10001111100247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000555550023 + 5000555550024.

It is an arithmetic number, because the mean of its divisors is an integer number (5000555550024).

Almost surely, 2^{10001111100047} is an apocalyptic number.

10001111100047 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001111100047 is an equidigital number, since it uses as much as digits as its factorization.

10001111100047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 10001111100047 its reverse (74000111110001), we get a palindrome (84001222210048).

The spelling of 10001111100047 in words is "ten trillion, one billion, one hundred eleven million, one hundred thousand, forty-seven".