201123120313 has 8 divisors (see below), whose sum is σ = 204470345600. Its totient is φ = 197777512080.

The previous prime is 201123120299. The next prime is 201123120337. The reversal of 201123120313 is 313021321102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201123120313 - 2³⁷ = 63684166841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201123120343) 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 7 ways as a sum of consecutive naturals, for example, 152145 + ... + 652222.

It is an arithmetic number, because the mean of its divisors is an integer number (25558793200).

Almost surely, 2^201123120313 is an apocalyptic number.

It is an amenable number.

201123120313 is a deficient number, since it is larger than the sum of its proper divisors (3347225287).

201123120313 is an equidigital number, since it uses as much as digits as its factorization.

201123120313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808527.

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

Adding to 201123120313 its reverse (313021321102), we get a palindrome (514144441415).

The spelling of 201123120313 in words is "two hundred one billion, one hundred twenty-three million, one hundred twenty thousand, three hundred thirteen".