200022221986 has 32 divisors (see below), whose sum is σ = 318505057200. Its totient is φ = 93884645376.

The previous prime is 200022221977. The next prime is 200022222007. The reversal of 200022221986 is 689122220002.

It can be written as a sum of positive squares in 8 ways, for example, as 153678896361 + 46343325625 = 392019^2 + 215275^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26146290 + ... + 26153938.

Almost surely, 2^200022221986 is an apocalyptic number.

200022221986 is a deficient number, since it is larger than the sum of its proper divisors (118482835214).

200022221986 is a wasteful number, since it uses less digits than its factorization.

200022221986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9558.

The product of its (nonzero) digits is 13824, while the sum is 34.

Adding to 200022221986 its reverse (689122220002), we get a palindrome (889144441988).

The spelling of 200022221986 in words is "two hundred billion, twenty-two million, two hundred twenty-one thousand, nine hundred eighty-six".