200020022120122 has 32 divisors (see below), whose sum is σ = 302618296998864. Its totient is φ = 99150237388800.

The previous prime is 200020022120089. The next prime is 200020022120131. The reversal of 200020022120122 is 221021220020002.

It can be written as a sum of positive squares in 8 ways, for example, as 14873355846801 + 185146666273321 = 3856599^2 + 13606861^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200020022120096 and 200020022120105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510380998 + ... + 510772750.

Almost surely, 2^{200020022120122} is an apocalyptic number.

200020022120122 is a deficient number, since it is larger than the sum of its proper divisors (102598274878742).

200020022120122 is a wasteful number, since it uses less digits than its factorization.

200020022120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395554.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 200020022120122 its reverse (221021220020002), we get a palindrome (421041242140124).

The spelling of 200020022120122 in words is "two hundred trillion, twenty billion, twenty-two million, one hundred twenty thousand, one hundred twenty-two".