130123505111 has 2 divisors, whose sum is σ = 130123505112. Its totient is φ = 130123505110.

The previous prime is 130123505087. The next prime is 130123505131. The reversal of 130123505111 is 111505321031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130123505111 - 2⁶ = 130123505047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130123505131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65061752555 + 65061752556.

It is an arithmetic number, because the mean of its divisors is an integer number (65061752556).

Almost surely, 2^130123505111 is an apocalyptic number.

130123505111 is a deficient number, since it is larger than the sum of its proper divisors (1).

130123505111 is an equidigital number, since it uses as much as digits as its factorization.

130123505111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 23.

Adding to 130123505111 its reverse (111505321031), we get a palindrome (241628826142).

The spelling of 130123505111 in words is "one hundred thirty billion, one hundred twenty-three million, five hundred five thousand, one hundred eleven".