10100111010947 has 2 divisors, whose sum is σ = 10100111010948. Its totient is φ = 10100111010946.

The previous prime is 10100111010881. The next prime is 10100111010949. The reversal of 10100111010947 is 74901011100101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10100111010947 - 2¹² = 10100111006851 is a prime.

Together with 10100111010949, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10100111010949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050055505473 + 5050055505474.

It is an arithmetic number, because the mean of its divisors is an integer number (5050055505474).

Almost surely, 2^{10100111010947} is an apocalyptic number.

10100111010947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100111010947 is an equidigital number, since it uses as much as digits as its factorization.

10100111010947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 26.

The spelling of 10100111010947 in words is "ten trillion, one hundred billion, one hundred eleven million, ten thousand, nine hundred forty-seven".