201131320303 has 2 divisors, whose sum is σ = 201131320304. Its totient is φ = 201131320302.

The previous prime is 201131320283. The next prime is 201131320307. The reversal of 201131320303 is 303023131102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201131320303 - 2²⁵ = 201097765871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201131320307) 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 as a sum of consecutive naturals, namely, 100565660151 + 100565660152.

It is an arithmetic number, because the mean of its divisors is an integer number (100565660152).

Almost surely, 2^201131320303 is an apocalyptic number.

201131320303 is a deficient number, since it is larger than the sum of its proper divisors (1).

201131320303 is an equidigital number, since it uses as much as digits as its factorization.

201131320303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 201131320303 its reverse (303023131102), we get a palindrome (504154451405).

The spelling of 201131320303 in words is "two hundred one billion, one hundred thirty-one million, three hundred twenty thousand, three hundred three".