2010202100021 has 8 divisors (see below), whose sum is σ = 2059811867520. Its totient is φ = 1960722372672.

The previous prime is 2010202099991. The next prime is 2010202100041. The reversal of 2010202100021 is 1200012020102.

It is a happy number.

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 2010202100021 - 2¹⁸ = 2010201837877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2010202099975 and 2010202100011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010202100041) 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, 32478740 + ... + 32540573.

It is an arithmetic number, because the mean of its divisors is an integer number (257476483440).

Almost surely, 2^{2010202100021} is an apocalyptic number.

It is an amenable number.

2010202100021 is a deficient number, since it is larger than the sum of its proper divisors (49609767499).

2010202100021 is an equidigital number, since it uses as much as digits as its factorization.

2010202100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65020075.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2010202100021 its reverse (1200012020102), we get a palindrome (3210214120123).

The spelling of 2010202100021 in words is "two trillion, ten billion, two hundred two million, one hundred thousand, twenty-one".