200123212222 has 16 divisors (see below), whose sum is σ = 304008926400. Its totient is φ = 98787106080.

The previous prime is 200123212199. The next prime is 200123212229. The reversal of 200123212222 is 222212321002.

It is a self number, because there is not a number n which added to its sum of digits gives 200123212222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200123212229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2266804 + ... + 2353432.

It is an arithmetic number, because the mean of its divisors is an integer number (19000557900).

Almost surely, 2^200123212222 is an apocalyptic number.

200123212222 is a deficient number, since it is larger than the sum of its proper divisors (103885714178).

200123212222 is a wasteful number, since it uses less digits than its factorization.

200123212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101331.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 200123212222 its reverse (222212321002), we get a palindrome (422335533224).

The spelling of 200123212222 in words is "two hundred billion, one hundred twenty-three million, two hundred twelve thousand, two hundred twenty-two".