200021332232220 has 24 divisors (see below), whose sum is σ = 560059730250384. Its totient is φ = 53339021928576.

The previous prime is 200021332232209. The next prime is 200021332232221. The reversal of 200021332232220 is 22232233120002.

It is a super-2 number, since 2×200021332232220² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200021332232221) 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, 1666844435209 + ... + 1666844435328.

It is an arithmetic number, because the mean of its divisors is an integer number (23335822093766).

Almost surely, 2^{200021332232220} is an apocalyptic number.

200021332232220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200021332232220 is an abundant number, since it is smaller than the sum of its proper divisors (360038398018164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200021332232220 is a wasteful number, since it uses less digits than its factorization.

200021332232220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333688870549 (or 3333688870547 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 200021332232220 its reverse (22232233120002), we get a palindrome (222253565352222).

The spelling of 200021332232220 in words is "two hundred trillion, twenty-one billion, three hundred thirty-two million, two hundred thirty-two thousand, two hundred twenty".