130320132231031 has 64 divisors (see below), whose sum is σ = 151264077004800. Its totient is φ = 111569990716800.

The previous prime is 130320132230983. The next prime is 130320132231041. The reversal of 130320132231031 is 130132231023031.

It is a de Polignac number, because none of the positive numbers 2^k-130320132231031 is a prime.

It is a super-2 number, since 2×130320132231031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130320132230987 and 130320132231005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130320132231041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2937034276 + ... + 2937078646.

It is an arithmetic number, because the mean of its divisors is an integer number (2363501203200).

Almost surely, 2^{130320132231031} is an apocalyptic number.

130320132231031 is a deficient number, since it is larger than the sum of its proper divisors (20943944773769).

130320132231031 is a wasteful number, since it uses less digits than its factorization.

130320132231031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49420.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 130320132231031 its reverse (130132231023031), we get a palindrome (260452363254062).

The spelling of 130320132231031 in words is "one hundred thirty trillion, three hundred twenty billion, one hundred thirty-two million, two hundred thirty-one thousand, thirty-one".