20104041331867 has 2 divisors, whose sum is σ = 20104041331868. Its totient is φ = 20104041331866.

The previous prime is 20104041331853. The next prime is 20104041331897. The reversal of 20104041331867 is 76813314040102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20104041331867 - 2³⁵ = 20069681593499 is a prime.

It is not a weakly prime, because it can be changed into another prime (20104041331807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10052020665933 + 10052020665934.

It is an arithmetic number, because the mean of its divisors is an integer number (10052020665934).

Almost surely, 2^{20104041331867} is an apocalyptic number.

20104041331867 is a deficient number, since it is larger than the sum of its proper divisors (1).

20104041331867 is an equidigital number, since it uses as much as digits as its factorization.

20104041331867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 40.

Adding to 20104041331867 its reverse (76813314040102), we get a palindrome (96917355371969).

The spelling of 20104041331867 in words is "twenty trillion, one hundred four billion, forty-one million, three hundred thirty-one thousand, eight hundred sixty-seven".