123111330107 has 2 divisors, whose sum is σ = 123111330108. Its totient is φ = 123111330106.

The previous prime is 123111329933. The next prime is 123111330119. The reversal of 123111330107 is 701033111321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123111330107 - 2¹² = 123111326011 is a prime.

It is not a weakly prime, because it can be changed into another prime (123111330157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61555665053 + 61555665054.

It is an arithmetic number, because the mean of its divisors is an integer number (61555665054).

Almost surely, 2^123111330107 is an apocalyptic number.

123111330107 is a deficient number, since it is larger than the sum of its proper divisors (1).

123111330107 is an equidigital number, since it uses as much as digits as its factorization.

123111330107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 23.

Adding to 123111330107 its reverse (701033111321), we get a palindrome (824144441428).

The spelling of 123111330107 in words is "one hundred twenty-three billion, one hundred eleven million, three hundred thirty thousand, one hundred seven".