100010202120121 has 8 divisors (see below), whose sum is σ = 100049858460288. Its totient is φ = 99970547442000.

The previous prime is 100010202120097. The next prime is 100010202120167. The reversal of 100010202120121 is 121021202010001.

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 100010202120121 - 2⁵ = 100010202120089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100010262120121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127767066 + ... + 128547436.

It is an arithmetic number, because the mean of its divisors is an integer number (12506232307536).

Almost surely, 2^{100010202120121} is an apocalyptic number.

It is an amenable number.

100010202120121 is a deficient number, since it is larger than the sum of its proper divisors (39656340167).

100010202120121 is an equidigital number, since it uses as much as digits as its factorization.

100010202120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831023.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100010202120121 its reverse (121021202010001), we get a palindrome (221031404130122).

The spelling of 100010202120121 in words is "one hundred trillion, ten billion, two hundred two million, one hundred twenty thousand, one hundred twenty-one".