200122012 has 12 divisors (see below), whose sum is σ = 351517320. Its totient is φ = 99688496.

The previous prime is 200121991. The next prime is 200122031. The reversal of 200122012 is 210221002.

It is a self number, because there is not a number n which added to its sum of digits gives 200122012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91918 + ... + 94069.

It is an arithmetic number, because the mean of its divisors is an integer number (29293110).

Almost surely, 2^200122012 is an apocalyptic number.

It is an amenable number.

200122012 is a deficient number, since it is larger than the sum of its proper divisors (151395308).

200122012 is a wasteful number, since it uses less digits than its factorization.

200122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186260 (or 186258 counting only the distinct ones).

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

The square root of 200122012 is about 14146.4487416454. The cubic root of 200122012 is about 584.9224452184.

Adding to 200122012 its reverse (210221002), we get a palindrome (410343014).

The spelling of 200122012 in words is "two hundred million, one hundred twenty-two thousand, twelve".