200012220121012 has 48 divisors (see below), whose sum is σ = 379488998415744. Its totient is φ = 91690733520000.

The previous prime is 200012220120953. The next prime is 200012220121033. The reversal of 200012220121012 is 210121022210002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62599962 + ... + 65717422.

It is an arithmetic number, because the mean of its divisors is an integer number (7906020800328).

Almost surely, 2^{200012220121012} is an apocalyptic number.

It is an amenable number.

200012220121012 is a deficient number, since it is larger than the sum of its proper divisors (179476778294732).

200012220121012 is a wasteful number, since it uses less digits than its factorization.

200012220121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125800 (or 3125798 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200012220121012 its reverse (210121022210002), we get a palindrome (410133242331014).

The spelling of 200012220121012 in words is "two hundred trillion, twelve billion, two hundred twenty million, one hundred twenty-one thousand, twelve".