123120320119 has 2 divisors, whose sum is σ = 123120320120. Its totient is φ = 123120320118.

The previous prime is 123120320101. The next prime is 123120320153. The reversal of 123120320119 is 911023021321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123120320119 - 2⁷ = 123120319991 is a prime.

It is a super-2 number, since 2×123120320119² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123120320093 and 123120320102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123120320189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61560160059 + 61560160060.

It is an arithmetic number, because the mean of its divisors is an integer number (61560160060).

Almost surely, 2^123120320119 is an apocalyptic number.

123120320119 is a deficient number, since it is larger than the sum of its proper divisors (1).

123120320119 is an equidigital number, since it uses as much as digits as its factorization.

123120320119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 123120320119 in words is "one hundred twenty-three billion, one hundred twenty million, three hundred twenty thousand, one hundred nineteen".