100330001 has 2 divisors, whose sum is σ = 100330002. Its totient is φ = 100330000.

The previous prime is 100329953. The next prime is 100330003. The reversal of 100330001 is 100033001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71385601 + 28944400 = 8449^2 + 5380^2 .

It is a cyclic number.

It is not a de Polignac number, because 100330001 - 2¹⁸ = 100067857 is a prime.

It is a super-2 number, since 2×100330001² = 20132218201320002, which contains 22 as substring.

Together with 100330003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100330003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50165000 + 50165001.

It is an arithmetic number, because the mean of its divisors is an integer number (50165001).

Almost surely, 2^100330001 is an apocalyptic number.

It is an amenable number.

100330001 is a deficient number, since it is larger than the sum of its proper divisors (1).

100330001 is an equidigital number, since it uses as much as digits as its factorization.

100330001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 8.

The square root of 100330001 is about 10016.4864598321. The cubic root of 100330001 is about 464.6688990719.

Adding to 100330001 its reverse (100033001), we get a palindrome (200363002).

It can be divided in two parts, 10033000 and 1, that added together give a palindrome (10033001).

The spelling of 100330001 in words is "one hundred million, three hundred thirty thousand, one".