130434234140321 has 2 divisors, whose sum is σ = 130434234140322. Its totient is φ = 130434234140320.

The previous prime is 130434234140311. The next prime is 130434234140323. The reversal of 130434234140321 is 123041432434031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104743680238096 + 25690553902225 = 10234436^2 + 5068585^2 .

It is a cyclic number.

It is not a de Polignac number, because 130434234140321 - 2¹⁴ = 130434234123937 is a prime.

It is a Sophie Germain prime.

Together with 130434234140323, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (130434234140323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65217117070160 + 65217117070161.

It is an arithmetic number, because the mean of its divisors is an integer number (65217117070161).

Almost surely, 2^{130434234140321} is an apocalyptic number.

It is an amenable number.

130434234140321 is a deficient number, since it is larger than the sum of its proper divisors (1).

130434234140321 is an equidigital number, since it uses as much as digits as its factorization.

130434234140321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 130434234140321 its reverse (123041432434031), we get a palindrome (253475666574352).

The spelling of 130434234140321 in words is "one hundred thirty trillion, four hundred thirty-four billion, two hundred thirty-four million, one hundred forty thousand, three hundred twenty-one".