201022121110201 has 16 divisors (see below), whose sum is σ = 211853101694400. Its totient is φ = 190216272153600.

The previous prime is 201022121110199. The next prime is 201022121110207. The reversal of 201022121110201 is 102011121220102.

It is a cyclic number.

It is not a de Polignac number, because 201022121110201 - 2¹ = 201022121110199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201022121110207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162496686 + ... + 163729096.

It is an arithmetic number, because the mean of its divisors is an integer number (13240818855900).

Almost surely, 2^{201022121110201} is an apocalyptic number.

It is an amenable number.

201022121110201 is a deficient number, since it is larger than the sum of its proper divisors (10830980584199).

201022121110201 is a wasteful number, since it uses less digits than its factorization.

201022121110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242600.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201022121110201 its reverse (102011121220102), we get a palindrome (303033242330303).

The spelling of 201022121110201 in words is "two hundred one trillion, twenty-two billion, one hundred twenty-one million, one hundred ten thousand, two hundred one".