108177880782221 has 8 divisors (see below), whose sum is σ = 111668891437824. Its totient is φ = 104686957726560.

The previous prime is 108177880782157. The next prime is 108177880782229. The reversal of 108177880782221 is 122287088771801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 108177880782221 - 2⁶ = 108177880782157 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 (108177880782229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19385735 + ... + 24334388.

It is an arithmetic number, because the mean of its divisors is an integer number (13958611429728).

Almost surely, 2^{108177880782221} is an apocalyptic number.

It is an amenable number.

108177880782221 is a deficient number, since it is larger than the sum of its proper divisors (3491010655603).

108177880782221 is an equidigital number, since it uses as much as digits as its factorization.

108177880782221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43799971.

The product of its (nonzero) digits is 11239424, while the sum is 62.

The spelling of 108177880782221 in words is "one hundred eight trillion, one hundred seventy-seven billion, eight hundred eighty million, seven hundred eighty-two thousand, two hundred twenty-one".