108331216793 has 2 divisors, whose sum is σ = 108331216794. Its totient is φ = 108331216792.

The previous prime is 108331216781. The next prime is 108331216813. The reversal of 108331216793 is 397612133801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87112341904 + 21218874889 = 295148^2 + 145667^2 .

It is an emirp because it is prime and its reverse (397612133801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108331216793 - 2¹² = 108331212697 is a prime.

It is not a weakly prime, because it can be changed into another prime (108331216733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54165608396 + 54165608397.

It is an arithmetic number, because the mean of its divisors is an integer number (54165608397).

Almost surely, 2^108331216793 is an apocalyptic number.

It is an amenable number.

108331216793 is a deficient number, since it is larger than the sum of its proper divisors (1).

108331216793 is an equidigital number, since it uses as much as digits as its factorization.

108331216793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 108331216793 in words is "one hundred eight billion, three hundred thirty-one million, two hundred sixteen thousand, seven hundred ninety-three".