109215390163 has 8 divisors (see below), whose sum is σ = 119151282096. Its totient is φ = 99280701600.

The previous prime is 109215390161. The next prime is 109215390187. The reversal of 109215390163 is 361093512901.

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 109215390163 - 2¹ = 109215390161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109215390161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105556 + ... + 479137.

It is an arithmetic number, because the mean of its divisors is an integer number (14893910262).

Almost surely, 2^109215390163 is an apocalyptic number.

109215390163 is a deficient number, since it is larger than the sum of its proper divisors (9935891933).

109215390163 is a wasteful number, since it uses less digits than its factorization.

109215390163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601685.

The product of its (nonzero) digits is 43740, while the sum is 40.

The spelling of 109215390163 in words is "one hundred nine billion, two hundred fifteen million, three hundred ninety thousand, one hundred sixty-three".