200020110221021 has 32 divisors (see below), whose sum is σ = 215011119254400. Its totient is φ = 185514156610560.

The previous prime is 200020110220913. The next prime is 200020110221033. The reversal of 200020110221021 is 120122011020002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200020110221021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200020110220987 and 200020110221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200020110221081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2122655135 + ... + 2122749363.

It is an arithmetic number, because the mean of its divisors is an integer number (6719097476700).

Almost surely, 2^{200020110221021} is an apocalyptic number.

It is an amenable number.

200020110221021 is a deficient number, since it is larger than the sum of its proper divisors (14991009033379).

200020110221021 is a wasteful number, since it uses less digits than its factorization.

200020110221021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105629.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200020110221021 its reverse (120122011020002), we get a palindrome (320142121241023).

The spelling of 200020110221021 in words is "two hundred trillion, twenty billion, one hundred ten million, two hundred twenty-one thousand, twenty-one".