131020302323 has 2 divisors, whose sum is σ = 131020302324. Its totient is φ = 131020302322.

The previous prime is 131020302229. The next prime is 131020302337. The reversal of 131020302323 is 323203020131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131020302323 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 131020302295 and 131020302304.

It is not a weakly prime, because it can be changed into another prime (131020302223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65510151161 + 65510151162.

It is an arithmetic number, because the mean of its divisors is an integer number (65510151162).

Almost surely, 2^131020302323 is an apocalyptic number.

131020302323 is a deficient number, since it is larger than the sum of its proper divisors (1).

131020302323 is an equidigital number, since it uses as much as digits as its factorization.

131020302323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 131020302323 its reverse (323203020131), we get a palindrome (454223322454).

The spelling of 131020302323 in words is "one hundred thirty-one billion, twenty million, three hundred two thousand, three hundred twenty-three".