4042122041047 has 2 divisors, whose sum is σ = 4042122041048. Its totient is φ = 4042122041046.

The previous prime is 4042122040963. The next prime is 4042122041051. The reversal of 4042122041047 is 7401402212404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4042122041047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4042122041747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021061020523 + 2021061020524.

It is an arithmetic number, because the mean of its divisors is an integer number (2021061020524).

Almost surely, 2^{4042122041047} is an apocalyptic number.

4042122041047 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042122041047 is an equidigital number, since it uses as much as digits as its factorization.

4042122041047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 31.

The spelling of 4042122041047 in words is "four trillion, forty-two billion, one hundred twenty-two million, forty-one thousand, forty-seven".