200123220123202 has 12 divisors (see below), whose sum is σ = 313803801688230. Its totient is φ = 95711105275808.

The previous prime is 200123220123139. The next prime is 200123220123251. The reversal of 200123220123202 is 202321022321002.

It can be written as a sum of positive squares in only one way, i.e., 195818014263001 + 4305205860201 = 13993499^2 + 2074899^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94576189927 + ... + 94576192042.

Almost surely, 2^{200123220123202} is an apocalyptic number.

200123220123202 is a deficient number, since it is larger than the sum of its proper divisors (113680581565028).

200123220123202 is a wasteful number, since it uses less digits than its factorization.

200123220123202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189152382017 (or 189152381994 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 200123220123202 its reverse (202321022321002), we get a palindrome (402444242444204).

The spelling of 200123220123202 in words is "two hundred trillion, one hundred twenty-three billion, two hundred twenty million, one hundred twenty-three thousand, two hundred two".