200212112221212 has 192 divisors, whose sum is σ = 619108245181440. Its totient is φ = 48854799765504.

The previous prime is 200212112221129. The next prime is 200212112221237. The reversal of 200212112221212 is 212122211212002.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90302743 + ... + 92493294.

It is an arithmetic number, because the mean of its divisors is an integer number (3224522110320).

Almost surely, 2^{200212112221212} is an apocalyptic number.

It is an amenable number.

200212112221212 is an abundant number, since it is smaller than the sum of its proper divisors (418896132960228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200212112221212 is a wasteful number, since it uses less digits than its factorization.

200212112221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182796140 (or 182796138 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 200212112221212 its reverse (212122211212002), we get a palindrome (412334323433214).

The spelling of 200212112221212 in words is "two hundred trillion, two hundred twelve billion, one hundred twelve million, two hundred twenty-one thousand, two hundred twelve".