130321303321081 has 2 divisors, whose sum is σ = 130321303321082. Its totient is φ = 130321303321080.

The previous prime is 130321303321063. The next prime is 130321303321103. The reversal of 130321303321081 is 180123303123031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98348555063056 + 31972748258025 = 9917084^2 + 5654445^2 .

It is a cyclic number.

It is not a de Polignac number, because 130321303321081 - 2²³ = 130321294932473 is a prime.

It is a super-2 number, since 2×130321303321081² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (130321303321381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65160651660540 + 65160651660541.

It is an arithmetic number, because the mean of its divisors is an integer number (65160651660541).

Almost surely, 2^{130321303321081} is an apocalyptic number.

It is an amenable number.

130321303321081 is a deficient number, since it is larger than the sum of its proper divisors (1).

130321303321081 is an equidigital number, since it uses as much as digits as its factorization.

130321303321081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 130321303321081 in words is "one hundred thirty trillion, three hundred twenty-one billion, three hundred three million, three hundred twenty-one thousand, eighty-one".