201100343223 has 32 divisors (see below), whose sum is σ = 289369221120. Its totient is φ = 123493023360.

The previous prime is 201100343173. The next prime is 201100343243. The reversal of 201100343223 is 322343001102.

It is not a de Polignac number, because 201100343223 - 2⁶ = 201100343159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201100343223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100343243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74673865 + ... + 74676557.

It is an arithmetic number, because the mean of its divisors is an integer number (9042788160).

Almost surely, 2^201100343223 is an apocalyptic number.

201100343223 is a deficient number, since it is larger than the sum of its proper divisors (88268877897).

201100343223 is a wasteful number, since it uses less digits than its factorization.

201100343223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6039.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 201100343223 its reverse (322343001102), we get a palindrome (523443344325).

The spelling of 201100343223 in words is "two hundred one billion, one hundred million, three hundred forty-three thousand, two hundred twenty-three".