201020222220212 has 12 divisors (see below), whose sum is σ = 351785494364640. Its totient is φ = 100510080973176.

The previous prime is 201020222220211. The next prime is 201020222220241. The reversal of 201020222220212 is 212022222020102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201020222220211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14888543 + ... + 24974169.

It is an arithmetic number, because the mean of its divisors is an integer number (29315457863720).

Almost surely, 2^{201020222220212} is an apocalyptic number.

It is an amenable number.

201020222220212 is a deficient number, since it is larger than the sum of its proper divisors (150765272144428).

201020222220212 is a wasteful number, since it uses less digits than its factorization.

201020222220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15068470 (or 15068468 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 201020222220212 its reverse (212022222020102), we get a palindrome (413042444240314).

The spelling of 201020222220212 in words is "two hundred one trillion, twenty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred twelve".