130331430321 has 16 divisors (see below), whose sum is σ = 183200083584. Its totient is φ = 82253090304.

The previous prime is 130331430283. The next prime is 130331430329. The reversal of 130331430321 is 123034133031.

It is a happy number.

It is not a de Polignac number, because 130331430321 - 2¹⁰ = 130331429297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130331430291 and 130331430300.

It is not an unprimeable number, because it can be changed into a prime (130331430329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9729706 + ... + 9743091.

It is an arithmetic number, because the mean of its divisors is an integer number (11450005224).

Almost surely, 2^130331430321 is an apocalyptic number.

It is an amenable number.

130331430321 is a deficient number, since it is larger than the sum of its proper divisors (52868653263).

130331430321 is a wasteful number, since it uses less digits than its factorization.

130331430321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19472920.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 130331430321 its reverse (123034133031), we get a palindrome (253365563352).

The spelling of 130331430321 in words is "one hundred thirty billion, three hundred thirty-one million, four hundred thirty thousand, three hundred twenty-one".