201020222210212 has 48 divisors (see below), whose sum is σ = 358246943244288. Its totient is φ = 98682401774880.

The previous prime is 201020222210207. The next prime is 201020222210221. The reversal of 201020222210212 is 212012222020102.

It is a self number, because there is not a number n which added to its sum of digits gives 201020222210212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49522537 + ... + 53427727.

It is an arithmetic number, because the mean of its divisors is an integer number (7463477984256).

Almost surely, 2^{201020222210212} is an apocalyptic number.

It is an amenable number.

201020222210212 is a deficient number, since it is larger than the sum of its proper divisors (157226721034076).

201020222210212 is a wasteful number, since it uses less digits than its factorization.

201020222210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3906376 (or 3906374 counting only the distinct ones).

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

Adding to 201020222210212 its reverse (212012222020102), we get a palindrome (413032444230314).

The spelling of 201020222210212 in words is "two hundred one trillion, twenty billion, two hundred twenty-two million, two hundred ten thousand, two hundred twelve".