130320101 has 2 divisors, whose sum is σ = 130320102. Its totient is φ = 130320100.

The previous prime is 130320089. The next prime is 130320109. The reversal of 130320101 is 101023031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124322500 + 5997601 = 11150^2 + 2449^2 .

It is a cyclic number.

It is not a de Polignac number, because 130320101 - 2⁶ = 130320037 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130320109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65160050 + 65160051.

It is an arithmetic number, because the mean of its divisors is an integer number (65160051).

Almost surely, 2^130320101 is an apocalyptic number.

It is an amenable number.

130320101 is a deficient number, since it is larger than the sum of its proper divisors (1).

130320101 is an equidigital number, since it uses as much as digits as its factorization.

130320101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 130320101 is about 11415.7829779652. The cubic root of 130320101 is about 506.9951474416.

Adding to 130320101 its reverse (101023031), we get a palindrome (231343132).

The spelling of 130320101 in words is "one hundred thirty million, three hundred twenty thousand, one hundred one".