41331121021987 has 2 divisors, whose sum is σ = 41331121021988. Its totient is φ = 41331121021986.

The previous prime is 41331121021951. The next prime is 41331121022039. The reversal of 41331121021987 is 78912012113314.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41331121021987 - 2¹⁹ = 41331120497699 is a prime.

It is not a weakly prime, because it can be changed into another prime (41331121021937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20665560510993 + 20665560510994.

It is an arithmetic number, because the mean of its divisors is an integer number (20665560510994).

Almost surely, 2^{41331121021987} is an apocalyptic number.

41331121021987 is a deficient number, since it is larger than the sum of its proper divisors (1).

41331121021987 is an equidigital number, since it uses as much as digits as its factorization.

41331121021987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 41331121021987 in words is "forty-one trillion, three hundred thirty-one billion, one hundred twenty-one million, twenty-one thousand, nine hundred eighty-seven".