200122220201212 has 6 divisors (see below), whose sum is σ = 350213885352128. Its totient is φ = 100061110100604.

The previous prime is 200122220201207. The next prime is 200122220201213. The reversal of 200122220201212 is 212102022221002.

It is a self number, because there is not a number n which added to its sum of digits gives 200122220201212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122220201213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25015277525148 + ... + 25015277525155.

Almost surely, 2^{200122220201212} is an apocalyptic number.

It is an amenable number.

200122220201212 is a deficient number, since it is larger than the sum of its proper divisors (150091665150916).

200122220201212 is a wasteful number, since it uses less digits than its factorization.

200122220201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50030555050307 (or 50030555050305 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 200122220201212 its reverse (212102022221002), we get a palindrome (412224242422214).

The spelling of 200122220201212 in words is "two hundred trillion, one hundred twenty-two billion, two hundred twenty million, two hundred one thousand, two hundred twelve".