100010020201021 has 24 divisors (see below), whose sum is σ = 117540386772480. Its totient is φ = 84837085546752.

The previous prime is 100010020201009. The next prime is 100010020201043. The reversal of 100010020201021 is 120102020010001.

It is not a de Polignac number, because 100010020201021 - 2¹³ = 100010020192829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100010020200989 and 100010020201007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100010020201621) 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, 216044550 + ... + 216506968.

It is an arithmetic number, because the mean of its divisors is an integer number (4897516115520).

Almost surely, 2^{100010020201021} is an apocalyptic number.

It is an amenable number.

100010020201021 is a deficient number, since it is larger than the sum of its proper divisors (17530366571459).

100010020201021 is an equidigital number, since it uses as much as digits as its factorization.

100010020201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508033 (or 508026 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100010020201021 its reverse (120102020010001), we get a palindrome (220112040211022).

The spelling of 100010020201021 in words is "one hundred trillion, ten billion, twenty million, two hundred one thousand, twenty-one".