130320021201 has 4 divisors (see below), whose sum is σ = 173760028272. Its totient is φ = 86880014132.

The previous prime is 130320021187. The next prime is 130320021211. The reversal of 130320021201 is 102120023031.

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 130320021201 - 2⁹ = 130320020689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130320021211) 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 in 3 ways as a sum of consecutive naturals, for example, 21720003531 + ... + 21720003536.

It is an arithmetic number, because the mean of its divisors is an integer number (43440007068).

Almost surely, 2^130320021201 is an apocalyptic number.

It is an amenable number.

130320021201 is a deficient number, since it is larger than the sum of its proper divisors (43440007071).

130320021201 is an equidigital number, since it uses as much as digits as its factorization.

130320021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43440007070.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 130320021201 its reverse (102120023031), we get a palindrome (232440044232).

The spelling of 130320021201 in words is "one hundred thirty billion, three hundred twenty million, twenty-one thousand, two hundred one".