200222020222021 has 32 divisors (see below), whose sum is σ = 246267036972288. Its totient is φ = 158869476541440.

The previous prime is 200222020222019. The next prime is 200222020222043. The reversal of 200222020222021 is 120222020222002.

It is not a de Polignac number, because 200222020222021 - 2¹ = 200222020222019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200222020222021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200222020282021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 188807751 + ... + 189865243.

It is an arithmetic number, because the mean of its divisors is an integer number (7695844905384).

Almost surely, 2^{200222020222021} is an apocalyptic number.

It is an amenable number.

200222020222021 is a deficient number, since it is larger than the sum of its proper divisors (46045016750267).

200222020222021 is a wasteful number, since it uses less digits than its factorization.

200222020222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083661.

The product of its (nonzero) digits is 512, while the sum is 19.

Subtracting from 200222020222021 its sum of digits (19), we obtain a palindrome (200222020222002).

Adding to 200222020222021 its reverse (120222020222002), we get a palindrome (320444040444023).

The spelling of 200222020222021 in words is "two hundred trillion, two hundred twenty-two billion, twenty million, two hundred twenty-two thousand, twenty-one".