201100324340 has 24 divisors (see below), whose sum is σ = 426664403592. Its totient is φ = 79610849280.

The previous prime is 201100324339. The next prime is 201100324361. The reversal of 201100324340 is 43423001102.

It can be written as a sum of positive squares in 4 ways, for example, as 874503184 + 200225821156 = 29572^2 + 447466^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51828041 + ... + 51831920.

It is an arithmetic number, because the mean of its divisors is an integer number (17777683483).

Almost surely, 2^201100324340 is an apocalyptic number.

201100324340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201100324340 is an abundant number, since it is smaller than the sum of its proper divisors (225564079252).

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

201100324340 is a wasteful number, since it uses less digits than its factorization.

201100324340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103660067 (or 103660065 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201100324340 its reverse (43423001102), we get a palindrome (244523325442).

The spelling of 201100324340 in words is "two hundred one billion, one hundred million, three hundred twenty-four thousand, three hundred forty".