10002178317109 has 4 divisors (see below), whose sum is σ = 10911467255040. Its totient is φ = 9092889379180.

The previous prime is 10002178317107. The next prime is 10002178317119. The reversal of 10002178317109 is 90171387120001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10002178317109 - 2¹ = 10002178317107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002178317107) 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, 454644468949 + ... + 454644468970.

It is an arithmetic number, because the mean of its divisors is an integer number (2727866813760).

Almost surely, 2^{10002178317109} is an apocalyptic number.

It is an amenable number.

10002178317109 is a deficient number, since it is larger than the sum of its proper divisors (909288937931).

10002178317109 is an equidigital number, since it uses as much as digits as its factorization.

10002178317109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909288937930.

The product of its (nonzero) digits is 21168, while the sum is 40.

The spelling of 10002178317109 in words is "ten trillion, two billion, one hundred seventy-eight million, three hundred seventeen thousand, one hundred nine".