101011100001047 has 2 divisors, whose sum is σ = 101011100001048. Its totient is φ = 101011100001046.

The previous prime is 101011100001029. The next prime is 101011100001169. The reversal of 101011100001047 is 740100001110101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101011100001047 - 2⁶ = 101011100000983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101011100001017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505550000523 + 50505550000524.

It is an arithmetic number, because the mean of its divisors is an integer number (50505550000524).

Almost surely, 2^{101011100001047} is an apocalyptic number.

101011100001047 is a deficient number, since it is larger than the sum of its proper divisors (1).

101011100001047 is an equidigital number, since it uses as much as digits as its factorization.

101011100001047 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 101011100001047 its reverse (740100001110101), we get a palindrome (841111101111148).

The spelling of 101011100001047 in words is "one hundred one trillion, eleven billion, one hundred million, one thousand, forty-seven".