130303234021 has 2 divisors, whose sum is σ = 130303234022. Its totient is φ = 130303234020.

The previous prime is 130303234013. The next prime is 130303234037. The reversal of 130303234021 is 120432303031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129438050625 + 865183396 = 359775^2 + 29414^2 .

It is a cyclic number.

It is not a de Polignac number, because 130303234021 - 2³ = 130303234013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130303233983 and 130303234001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130303244021) 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, 65151617010 + 65151617011.

It is an arithmetic number, because the mean of its divisors is an integer number (65151617011).

Almost surely, 2^130303234021 is an apocalyptic number.

It is an amenable number.

130303234021 is a deficient number, since it is larger than the sum of its proper divisors (1).

130303234021 is an equidigital number, since it uses as much as digits as its factorization.

130303234021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 130303234021 its reverse (120432303031), we get a palindrome (250735537052).

The spelling of 130303234021 in words is "one hundred thirty billion, three hundred three million, two hundred thirty-four thousand, twenty-one".