201001323110203 has 16 divisors (see below), whose sum is σ = 250600105368576. Its totient is φ = 156623749381440.

The previous prime is 201001323110201. The next prime is 201001323110213. The reversal of 201001323110203 is 302011323100102.

It is not a de Polignac number, because 201001323110203 - 2¹ = 201001323110201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201001323110201) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13373775 + ... + 24101047.

It is an arithmetic number, because the mean of its divisors is an integer number (15662506585536).

Almost surely, 2^{201001323110203} is an apocalyptic number.

201001323110203 is a deficient number, since it is larger than the sum of its proper divisors (49598782258373).

201001323110203 is a wasteful number, since it uses less digits than its factorization.

201001323110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10970634.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201001323110203 its reverse (302011323100102), we get a palindrome (503012646210305).

The spelling of 201001323110203 in words is "two hundred one trillion, one billion, three hundred twenty-three million, one hundred ten thousand, two hundred three".