100326621009 has 8 divisors (see below), whose sum is σ = 134034772032. Its totient is φ = 66751442000.

The previous prime is 100326621007. The next prime is 100326621011. The reversal of 100326621009 is 900126623001.

It is an interprime number because it is at equal distance from previous prime (100326621007) and next prime (100326621011).

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 100326621009 - 2¹ = 100326621007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100326621007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33241242 + ... + 33244259.

It is an arithmetic number, because the mean of its divisors is an integer number (16754346504).

Almost surely, 2^100326621009 is an apocalyptic number.

It is an amenable number.

100326621009 is a deficient number, since it is larger than the sum of its proper divisors (33708151023).

100326621009 is an equidigital number, since it uses as much as digits as its factorization.

100326621009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66486007.

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 100326621009 in words is "one hundred billion, three hundred twenty-six million, six hundred twenty-one thousand, nine".