101010099999947 has 2 divisors, whose sum is σ = 101010099999948. Its totient is φ = 101010099999946.

The previous prime is 101010099999881. The next prime is 101010099999959. The reversal of 101010099999947 is 749999990010101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101010099999947 - 2⁸ = 101010099999691 is a prime.

It is not a weakly prime, because it can be changed into another prime (101010099999047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505049999973 + 50505049999974.

It is an arithmetic number, because the mean of its divisors is an integer number (50505049999974).

Almost surely, 2^{101010099999947} is an apocalyptic number.

101010099999947 is a deficient number, since it is larger than the sum of its proper divisors (1).

101010099999947 is an equidigital number, since it uses as much as digits as its factorization.

101010099999947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14880348, while the sum is 68.

The spelling of 101010099999947 in words is "one hundred one trillion, ten billion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred forty-seven".