130321031123 has 2 divisors, whose sum is σ = 130321031124. Its totient is φ = 130321031122.

The previous prime is 130321031117. The next prime is 130321031131. The reversal of 130321031123 is 321130123031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130321031123 - 2⁶ = 130321031059 is a prime.

It is a super-2 number, since 2×130321031123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130321031095 and 130321031104.

It is not a weakly prime, because it can be changed into another prime (130321030123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65160515561 + 65160515562.

It is an arithmetic number, because the mean of its divisors is an integer number (65160515562).

Almost surely, 2^130321031123 is an apocalyptic number.

130321031123 is a deficient number, since it is larger than the sum of its proper divisors (1).

130321031123 is an equidigital number, since it uses as much as digits as its factorization.

130321031123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 130321031123 its reverse (321130123031), we get a palindrome (451451154154).

The spelling of 130321031123 in words is "one hundred thirty billion, three hundred twenty-one million, thirty-one thousand, one hundred twenty-three".