10101010220947 has 2 divisors, whose sum is σ = 10101010220948. Its totient is φ = 10101010220946.

The previous prime is 10101010220897. The next prime is 10101010221007. The reversal of 10101010220947 is 74902201010101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10101010220947 is a prime.

It is not a weakly prime, because it can be changed into another prime (10101010220347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050505110473 + 5050505110474.

It is an arithmetic number, because the mean of its divisors is an integer number (5050505110474).

Almost surely, 2^{10101010220947} is an apocalyptic number.

10101010220947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101010220947 is an equidigital number, since it uses as much as digits as its factorization.

10101010220947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 10101010220947 in words is "ten trillion, one hundred one billion, ten million, two hundred twenty thousand, nine hundred forty-seven".