2010212100021 has 8 divisors (see below), whose sum is σ = 2680430294944. Its totient is φ = 1340067652560.

The previous prime is 2010212100007. The next prime is 2010212100023. The reversal of 2010212100021 is 1200012120102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2010212100021 - 2⁹ = 2010212099509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010212100023) 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, 18373231 + ... + 18482316.

It is an arithmetic number, because the mean of its divisors is an integer number (335053786868).

Almost surely, 2^{2010212100021} is an apocalyptic number.

It is an amenable number.

2010212100021 is a deficient number, since it is larger than the sum of its proper divisors (670218194923).

2010212100021 is a wasteful number, since it uses less digits than its factorization.

2010212100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36873731.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2010212100021 its reverse (1200012120102), we get a palindrome (3210224220123).

The spelling of 2010212100021 in words is "two trillion, ten billion, two hundred twelve million, one hundred thousand, twenty-one".