100843894381 has 8 divisors (see below), whose sum is σ = 108622877184. Its totient is φ = 93347783760.

The previous prime is 100843894373. The next prime is 100843894397. The reversal of 100843894381 is 183498348001.

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 100843894381 - 2³ = 100843894373 is a prime.

It is a super-2 number, since 2×100843894381² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100843894301) 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, 70717306 + ... + 70718731.

It is an arithmetic number, because the mean of its divisors is an integer number (13577859648).

Almost surely, 2^100843894381 is an apocalyptic number.

It is an amenable number.

100843894381 is a deficient number, since it is larger than the sum of its proper divisors (7778982803).

100843894381 is a wasteful number, since it uses less digits than its factorization.

100843894381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141436091.

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 100843894381 in words is "one hundred billion, eight hundred forty-three million, eight hundred ninety-four thousand, three hundred eighty-one".