200200200021122 has 24 divisors (see below), whose sum is σ = 349329410238780. Its totient is φ = 85799965423200.

The previous prime is 200200200021121. The next prime is 200200200021127. The reversal of 200200200021122 is 221120002002002.

It can be written as a sum of positive squares in 2 ways, for example, as 196712714735761 + 3487485285361 = 14025431^2 + 1867481^2 .

It is a super-2 number, since 2×200200200021122² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 200200200021097 and 200200200021106.

It is not an unprimeable number, because it can be changed into a prime (200200200021121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130725404 + ... + 132247992.

Almost surely, 2^{200200200021122} is an apocalyptic number.

200200200021122 is a deficient number, since it is larger than the sum of its proper divisors (149129210217658).

200200200021122 is a wasteful number, since it uses less digits than its factorization.

200200200021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864306 (or 2864299 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 200200200021122 its reverse (221120002002002), we get a palindrome (421320202023124).

The spelling of 200200200021122 in words is "two hundred trillion, two hundred billion, two hundred million, twenty-one thousand, one hundred twenty-two".