100303301021 has 24 divisors (see below), whose sum is σ = 126094469760. Its totient is φ = 78100339680.

The previous prime is 100303301011. The next prime is 100303301041. The reversal of 100303301021 is 120103303001.

It is not a de Polignac number, because 100303301021 - 2¹⁸ = 100303038877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100303300987 and 100303301005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100303301011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1114535 + ... + 1201163.

It is an arithmetic number, because the mean of its divisors is an integer number (5253936240).

Almost surely, 2^100303301021 is an apocalyptic number.

100303301021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100303301021 is a deficient number, since it is larger than the sum of its proper divisors (25791168739).

100303301021 is a wasteful number, since it uses less digits than its factorization.

100303301021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88025 (or 88014 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 100303301021 its reverse (120103303001), we get a palindrome (220406604022).

The spelling of 100303301021 in words is "one hundred billion, three hundred three million, three hundred one thousand, twenty-one".