130130320321 has 4 divisors (see below), whose sum is σ = 130703581872. Its totient is φ = 129557058772.

The previous prime is 130130320303. The next prime is 130130320343. The reversal of 130130320321 is 123023031031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130130320321 - 2¹⁷ = 130130189249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130130320721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286630435 + ... + 286630888.

It is an arithmetic number, because the mean of its divisors is an integer number (32675895468).

Almost surely, 2^130130320321 is an apocalyptic number.

It is an amenable number.

130130320321 is a deficient number, since it is larger than the sum of its proper divisors (573261551).

130130320321 is an equidigital number, since it uses as much as digits as its factorization.

130130320321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573261550.

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

Adding to 130130320321 its reverse (123023031031), we get a palindrome (253153351352).

The spelling of 130130320321 in words is "one hundred thirty billion, one hundred thirty million, three hundred twenty thousand, three hundred twenty-one".