200123222 has 32 divisors (see below), whose sum is σ = 331387392. Its totient is φ = 90077184.

The previous prime is 200123191. The next prime is 200123233. The reversal of 200123222 is 222321002.

It is a super-2 number, since 2×200123222² = 80098607967322568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200123197 and 200123206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183563 + ... + 184649.

It is an arithmetic number, because the mean of its divisors is an integer number (10355856).

Almost surely, 2^200123222 is an apocalyptic number.

200123222 is a deficient number, since it is larger than the sum of its proper divisors (131264170).

200123222 is a wasteful number, since it uses less digits than its factorization.

200123222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 200123222 is about 14146.4915084978. The cubic root of 200123222 is about 584.9236240904.

Adding to 200123222 its reverse (222321002), we get a palindrome (422444224).

The spelling of 200123222 in words is "two hundred million, one hundred twenty-three thousand, two hundred twenty-two".