202012020221211 has 24 divisors (see below), whose sum is σ = 306057697518144. Its totient is φ = 128246848940160.

The previous prime is 202012020221201. The next prime is 202012020221213. The reversal of 202012020221211 is 112122020210202.

It is a happy number.

202012020221211 is a `hidden beast` number, since 20 + 201 + 20 + 202 + 212 + 11 = 666.

It is not a de Polignac number, because 202012020221211 - 2³⁰ = 202010946479387 is a prime.

It is a super-2 number, since 2×202012020221211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202012020221213) 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, 6453630130 + ... + 6453661431.

It is an arithmetic number, because the mean of its divisors is an integer number (12752404063256).

Almost surely, 2^{202012020221211} is an apocalyptic number.

202012020221211 is a deficient number, since it is larger than the sum of its proper divisors (104045677296933).

202012020221211 is a wasteful number, since it uses less digits than its factorization.

202012020221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12907291651 (or 12907291648 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202012020221211 its reverse (112122020210202), we get a palindrome (314134040431413).

The spelling of 202012020221211 in words is "two hundred two trillion, twelve billion, twenty million, two hundred twenty-one thousand, two hundred eleven".