200212121022201 has 12 divisors (see below), whose sum is σ = 299906222436912. Its totient is φ = 133474747347972.

The previous prime is 200212121021977. The next prime is 200212121022203. The reversal of 200212121022201 is 102220121212002.

It is a happy number.

200212121022201 is a `hidden beast` number, since 20 + 0 + 212 + 1 + 210 + 2 + 220 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-200212121022201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200212121022203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 411959096511 + ... + 411959096996.

It is an arithmetic number, because the mean of its divisors is an integer number (24992185203076).

Almost surely, 2^{200212121022201} is an apocalyptic number.

It is an amenable number.

200212121022201 is a deficient number, since it is larger than the sum of its proper divisors (99694101414711).

200212121022201 is an frugal number, since it uses more digits than its factorization.

200212121022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823918193522 (or 823918193510 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200212121022201 its reverse (102220121212002), we get a palindrome (302432242234203).

The spelling of 200212121022201 in words is "two hundred trillion, two hundred twelve billion, one hundred twenty-one million, twenty-two thousand, two hundred one".