9420423434011 has 2 divisors, whose sum is σ = 9420423434012. Its totient is φ = 9420423434010.

The previous prime is 9420423433969. The next prime is 9420423434027. The reversal of 9420423434011 is 1104343240249.

It is a strong prime.

It is an emirp because it is prime and its reverse (1104343240249) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9420423434011 is a prime.

It is not a weakly prime, because it can be changed into another prime (9420423438011) 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, 4710211717005 + 4710211717006.

It is an arithmetic number, because the mean of its divisors is an integer number (4710211717006).

Almost surely, 2^{9420423434011} is an apocalyptic number.

9420423434011 is a deficient number, since it is larger than the sum of its proper divisors (1).

9420423434011 is an equidigital number, since it uses as much as digits as its factorization.

9420423434011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 9420423434011 in words is "nine trillion, four hundred twenty billion, four hundred twenty-three million, four hundred thirty-four thousand, eleven".