200212020022122 has 24 divisors (see below), whose sum is σ = 434907858418020. Its totient is φ = 66565778719680.

The previous prime is 200212020022121. The next prime is 200212020022163. The reversal of 200212020022122 is 221220020212002.

200212020022122 is a `hidden beast` number, since 200 + 2 + 1 + 20 + 200 + 221 + 22 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 197885299943241 + 2326720078881 = 14067171^2 + 1525359^2 .

It is a super-2 number, since 2×200212020022122² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200212020022095 and 200212020022104.

It is not an unprimeable number, because it can be changed into a prime (200212020022121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14296766779 + ... + 14296780782.

Almost surely, 2^{200212020022122} is an apocalyptic number.

200212020022122 is an abundant number, since it is smaller than the sum of its proper divisors (234695838395898).

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

200212020022122 is a wasteful number, since it uses less digits than its factorization.

200212020022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28593547958 (or 28593547955 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 200212020022122 its reverse (221220020212002), we get a palindrome (421432040234124).

The spelling of 200212020022122 in words is "two hundred trillion, two hundred twelve billion, twenty million, twenty-two thousand, one hundred twenty-two".