201020212010122 has 8 divisors (see below), whose sum is σ = 301533978810276. Its totient is φ = 100508885740032.

The previous prime is 201020212010089. The next prime is 201020212010141. The reversal of 201020212010122 is 221010212020102.

It is a happy number.

201020212010122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 169208818464841 + 31811393545281 = 13008029^2 + 5640159^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 201020212010096 and 201020212010105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609926583 + ... + 610256074.

Almost surely, 2^{201020212010122} is an apocalyptic number.

201020212010122 is a deficient number, since it is larger than the sum of its proper divisors (100513766800154).

201020212010122 is a wasteful number, since it uses less digits than its factorization.

201020212010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220265032.

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

Adding to 201020212010122 its reverse (221010212020102), we get a palindrome (422030424030224).

The spelling of 201020212010122 in words is "two hundred one trillion, twenty billion, two hundred twelve million, ten thousand, one hundred twenty-two".