200200100122 has 24 divisors (see below), whose sum is σ = 330265979316. Its totient is φ = 90949320000.

The previous prime is 200200100101. The next prime is 200200100167. The reversal of 200200100122 is 221001002002.

It can be written as a sum of positive squares in 2 ways, for example, as 197188395481 + 3011704641 = 444059^2 + 54879^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200200100099 and 200200100108.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206172 + ... + 665512.

Almost surely, 2^200200100122 is an apocalyptic number.

200200100122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200200100122 is a deficient number, since it is larger than the sum of its proper divisors (130065879194).

200200100122 is a wasteful number, since it uses less digits than its factorization.

200200100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461166 (or 461155 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 200200100122 its reverse (221001002002), we get a palindrome (421201102124).

The spelling of 200200100122 in words is "two hundred billion, two hundred million, one hundred thousand, one hundred twenty-two".