100001303021 has 8 divisors (see below), whose sum is σ = 100197185184. Its totient is φ = 99805480560.

The previous prime is 100001302991. The next prime is 100001303027. The reversal of 100001303021 is 120303100001.

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 100001303021 - 2¹⁸ = 100001040877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100001302993 and 100001303011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001303027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4852886 + ... + 4873448.

It is an arithmetic number, because the mean of its divisors is an integer number (12524648148).

Almost surely, 2^100001303021 is an apocalyptic number.

It is an amenable number.

100001303021 is a deficient number, since it is larger than the sum of its proper divisors (195882163).

100001303021 is an equidigital number, since it uses as much as digits as its factorization.

100001303021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29851.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 100001303021 its reverse (120303100001), we get a palindrome (220304403022).

The spelling of 100001303021 in words is "one hundred billion, one million, three hundred three thousand, twenty-one".