131030213023 has 2 divisors, whose sum is σ = 131030213024. Its totient is φ = 131030213022.

The previous prime is 131030213011. The next prime is 131030213087. The reversal of 131030213023 is 320312030131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131030213023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131030213723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65515106511 + 65515106512.

It is an arithmetic number, because the mean of its divisors is an integer number (65515106512).

Almost surely, 2^131030213023 is an apocalyptic number.

131030213023 is a deficient number, since it is larger than the sum of its proper divisors (1).

131030213023 is an equidigital number, since it uses as much as digits as its factorization.

131030213023 is an evil number, because the sum of its binary digits is even.

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

Adding to 131030213023 its reverse (320312030131), we get a palindrome (451342243154).

The spelling of 131030213023 in words is "one hundred thirty-one billion, thirty million, two hundred thirteen thousand, twenty-three".