202010200011021 has 16 divisors (see below), whose sum is σ = 276627995496000. Its totient is φ = 131032972844928.

The previous prime is 202010200010987. The next prime is 202010200011049. The reversal of 202010200011021 is 120110002010202.

It is not a de Polignac number, because 202010200011021 - 2¹⁰ = 202010200009997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202010200010988 and 202010200011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202010200011721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17615305 + ... + 26726753.

It is an arithmetic number, because the mean of its divisors is an integer number (17289249718500).

Almost surely, 2^{202010200011021} is an apocalyptic number.

It is an amenable number.

202010200011021 is a deficient number, since it is larger than the sum of its proper divisors (74617795484979).

202010200011021 is a wasteful number, since it uses less digits than its factorization.

202010200011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9311228.

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

Adding to 202010200011021 its reverse (120110002010202), we get a palindrome (322120202021223).

The spelling of 202010200011021 in words is "two hundred two trillion, ten billion, two hundred million, eleven thousand, twenty-one".