120323110123 has 4 divisors (see below), whose sum is σ = 123257820168. Its totient is φ = 117388400080.

The previous prime is 120323110099. The next prime is 120323110129. The reversal of 120323110123 is 321011323021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321011323021 = 380983 ⋅842587.

It is a cyclic number.

It is not a de Polignac number, because 120323110123 - 2⁹ = 120323109611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120323110123.

It is not an unprimeable number, because it can be changed into a prime (120323110129) 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 3 ways as a sum of consecutive naturals, for example, 1467354961 + ... + 1467355042.

It is an arithmetic number, because the mean of its divisors is an integer number (30814455042).

Almost surely, 2^120323110123 is an apocalyptic number.

120323110123 is a deficient number, since it is larger than the sum of its proper divisors (2934710045).

120323110123 is an equidigital number, since it uses as much as digits as its factorization.

120323110123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934710044.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120323110123 its reverse (321011323021), we get a palindrome (441334433144).

The spelling of 120323110123 in words is "one hundred twenty billion, three hundred twenty-three million, one hundred ten thousand, one hundred twenty-three".