201322330100 has 18 divisors (see below), whose sum is σ = 436869456534. Its totient is φ = 80528932000.

The previous prime is 201322330091. The next prime is 201322330123. The reversal of 201322330100 is 1033223102.

It can be written as a sum of positive squares in 3 ways, for example, as 1917213796 + 199405116304 = 43786^2 + 446548^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1006611551 + ... + 1006611750.

It is an arithmetic number, because the mean of its divisors is an integer number (24270525363).

Almost surely, 2^201322330100 is an apocalyptic number.

201322330100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201322330100 is an abundant number, since it is smaller than the sum of its proper divisors (235547126434).

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

201322330100 is a wasteful number, since it uses less digits than its factorization.

201322330100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013223315 (or 2013223308 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 201322330100 its reverse (1033223102), we get a palindrome (202355553202).

The spelling of 201322330100 in words is "two hundred one billion, three hundred twenty-two million, three hundred thirty thousand, one hundred".