201123210441 has 32 divisors (see below), whose sum is σ = 271560038400. Its totient is φ = 132397200000.

The previous prime is 201123210439. The next prime is 201123210461. The reversal of 201123210441 is 144012321102.

201123210441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201123210441 - 2¹ = 201123210439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201123210461) by changing a digit.

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, 68106621 + ... + 68109573.

It is an arithmetic number, because the mean of its divisors is an integer number (8486251200).

Almost surely, 2^201123210441 is an apocalyptic number.

It is an amenable number.

201123210441 is a deficient number, since it is larger than the sum of its proper divisors (70436827959).

201123210441 is a wasteful number, since it uses less digits than its factorization.

201123210441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 201123210441 its reverse (144012321102), we get a palindrome (345135531543).

The spelling of 201123210441 in words is "two hundred one billion, one hundred twenty-three million, two hundred ten thousand, four hundred forty-one".