100002010121021 has 8 divisors (see below), whose sum is σ = 100021541081280. Its totient is φ = 99982479737088.

The previous prime is 100002010121017. The next prime is 100002010121033. The reversal of 100002010121021 is 120121010200001.

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 100002010121021 - 2² = 100002010121017 is a prime.

It is a super-3 number, since 3×100002010121021³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100002010120993 and 100002010121011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100002010121051) 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, 537243050 + ... + 537429156.

It is an arithmetic number, because the mean of its divisors is an integer number (12502692635160).

Almost surely, 2^{100002010121021} is an apocalyptic number.

It is an amenable number.

100002010121021 is a deficient number, since it is larger than the sum of its proper divisors (19530960259).

100002010121021 is an equidigital number, since it uses as much as digits as its factorization.

100002010121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288163.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100002010121021 its reverse (120121010200001), we get a palindrome (220123020321022).

The spelling of 100002010121021 in words is "one hundred trillion, two billion, ten million, one hundred twenty-one thousand, twenty-one".