131330305333 has 2 divisors, whose sum is σ = 131330305334. Its totient is φ = 131330305332.

The previous prime is 131330305303. The next prime is 131330305357. The reversal of 131330305333 is 333503033131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131320713924 + 9591409 = 362382^2 + 3097^2 .

It is a cyclic number.

It is not a de Polignac number, because 131330305333 - 2⁹ = 131330304821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131330305303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65665152666 + 65665152667.

It is an arithmetic number, because the mean of its divisors is an integer number (65665152667).

Almost surely, 2^131330305333 is an apocalyptic number.

It is an amenable number.

131330305333 is a deficient number, since it is larger than the sum of its proper divisors (1).

131330305333 is an equidigital number, since it uses as much as digits as its factorization.

131330305333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10935, while the sum is 28.

Adding to 131330305333 its reverse (333503033131), we get a palindrome (464833338464).

The spelling of 131330305333 in words is "one hundred thirty-one billion, three hundred thirty million, three hundred five thousand, three hundred thirty-three".