10100101109947 has 2 divisors, whose sum is σ = 10100101109948. Its totient is φ = 10100101109946.

The previous prime is 10100101109939. The next prime is 10100101109999. The reversal of 10100101109947 is 74990110100101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10100101109947 - 2³ = 10100101109939 is a prime.

It is not a weakly prime, because it can be changed into another prime (10100101109927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050050554973 + 5050050554974.

It is an arithmetic number, because the mean of its divisors is an integer number (5050050554974).

Almost surely, 2^{10100101109947} is an apocalyptic number.

10100101109947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100101109947 is an equidigital number, since it uses as much as digits as its factorization.

10100101109947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 34.

The spelling of 10100101109947 in words is "ten trillion, one hundred billion, one hundred one million, one hundred nine thousand, nine hundred forty-seven".