200022222021 has 32 divisors (see below), whose sum is σ = 275530502016. Its totient is φ = 128988288000.

The previous prime is 200022222007. The next prime is 200022222053. The reversal of 200022222021 is 120222220002.

It is not a de Polignac number, because 200022222021 - 2¹⁰ = 200022220997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200022222721) 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, 20571441 + ... + 20581161.

It is an arithmetic number, because the mean of its divisors is an integer number (8610328188).

Almost surely, 2^200022222021 is an apocalyptic number.

It is an amenable number.

200022222021 is a deficient number, since it is larger than the sum of its proper divisors (75508279995).

200022222021 is a wasteful number, since it uses less digits than its factorization.

200022222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11173.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 200022222021 its reverse (120222220002), we get a palindrome (320244442023).

The spelling of 200022222021 in words is "two hundred billion, twenty-two million, two hundred twenty-two thousand, twenty-one".