120123020023 has 16 divisors (see below), whose sum is σ = 125885270016. Its totient is φ = 114406177600.

The previous prime is 120123020021. The next prime is 120123020027. The reversal of 120123020023 is 320020321021.

It is a cyclic number.

It is not a de Polignac number, because 120123020023 - 2¹ = 120123020021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120123019979 and 120123020006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120123020021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16794498 + ... + 16801648.

It is an arithmetic number, because the mean of its divisors is an integer number (7867829376).

Almost surely, 2^120123020023 is an apocalyptic number.

120123020023 is a deficient number, since it is larger than the sum of its proper divisors (5762249993).

120123020023 is a wasteful number, since it uses less digits than its factorization.

120123020023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10214.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 120123020023 its reverse (320020321021), we get a palindrome (440143341044).

The spelling of 120123020023 in words is "one hundred twenty billion, one hundred twenty-three million, twenty thousand, twenty-three".