200212102121012 has 6 divisors (see below), whose sum is σ = 350371178711778. Its totient is φ = 100106051060504.

The previous prime is 200212102120861. The next prime is 200212102121029. The reversal of 200212102121012 is 210121201212002.

It can be written as a sum of positive squares in only one way, i.e., 123366470846116 + 76845631274896 = 11107046^2 + 8766164^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25026512765123 + ... + 25026512765130.

It is an arithmetic number, because the mean of its divisors is an integer number (58395196451963).

Almost surely, 2^{200212102121012} is an apocalyptic number.

It is an amenable number.

200212102121012 is a deficient number, since it is larger than the sum of its proper divisors (150159076590766).

200212102121012 is a wasteful number, since it uses less digits than its factorization.

200212102121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50053025530257 (or 50053025530255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200212102121012 its reverse (210121201212002), we get a palindrome (410333303333014).

The spelling of 200212102121012 in words is "two hundred trillion, two hundred twelve billion, one hundred two million, one hundred twenty-one thousand, twelve".