201066106164 has 96 divisors (see below), whose sum is σ = 585644774400. Its totient is φ = 52160213760.

The previous prime is 201066106159. The next prime is 201066106183. The reversal of 201066106164 is 461601660102.

It is a happy number.

201066106164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 613027 + ... + 882005.

It is an arithmetic number, because the mean of its divisors is an integer number (6100466400).

Almost surely, 2^201066106164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201066106164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292822387200).

201066106164 is an abundant number, since it is smaller than the sum of its proper divisors (384578668236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201066106164 is a wasteful number, since it uses less digits than its factorization.

201066106164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269813 (or 269811 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

Adding to 201066106164 its reverse (461601660102), we get a palindrome (662667766266).

The spelling of 201066106164 in words is "two hundred one billion, sixty-six million, one hundred six thousand, one hundred sixty-four".