108671219999 has 4 divisors (see below), whose sum is σ = 110983373664. Its totient is φ = 106359066336.

The previous prime is 108671219959. The next prime is 108671220023. The reversal of 108671219999 is 999912176801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108671219999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108671219959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156076762 + ... + 1156076855.

It is an arithmetic number, because the mean of its divisors is an integer number (27745843416).

Almost surely, 2^108671219999 is an apocalyptic number.

108671219999 is a deficient number, since it is larger than the sum of its proper divisors (2312153665).

108671219999 is an equidigital number, since it uses as much as digits as its factorization.

108671219999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312153664.

The product of its (nonzero) digits is 4408992, while the sum is 62.

The spelling of 108671219999 in words is "one hundred eight billion, six hundred seventy-one million, two hundred nineteen thousand, nine hundred ninety-nine".