130302032138 has 24 divisors (see below), whose sum is σ = 202504897452. Its totient is φ = 62879668992.

The previous prime is 130302032137. The next prime is 130302032141. The reversal of 130302032138 is 831230203031.

It can be written as a sum of positive squares in 6 ways, for example, as 41195603089 + 89106429049 = 202967^2 + 298507^2 .

It is not an unprimeable number, because it can be changed into a prime (130302032137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4690706 + ... + 4718402.

Almost surely, 2^130302032138 is an apocalyptic number.

130302032138 is a deficient number, since it is larger than the sum of its proper divisors (72202865314).

130302032138 is a wasteful number, since it uses less digits than its factorization.

130302032138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30554 (or 30525 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 130302032138 its reverse (831230203031), we get a palindrome (961532235169).

The spelling of 130302032138 in words is "one hundred thirty billion, three hundred two million, thirty-two thousand, one hundred thirty-eight".