120133223123 has 4 divisors (see below), whose sum is σ = 126456024360. Its totient is φ = 113810421888.

The previous prime is 120133223113. The next prime is 120133223149. The reversal of 120133223123 is 321322331021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321322331021 = 313 ⋅1026588917.

It is a cyclic number.

It is not a de Polignac number, because 120133223123 - 2⁶ = 120133223059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120133223113) 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 in 3 ways as a sum of consecutive naturals, for example, 3161400590 + ... + 3161400627.

It is an arithmetic number, because the mean of its divisors is an integer number (31614006090).

Almost surely, 2^120133223123 is an apocalyptic number.

120133223123 is a deficient number, since it is larger than the sum of its proper divisors (6322801237).

120133223123 is an equidigital number, since it uses as much as digits as its factorization.

120133223123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6322801236.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 120133223123 its reverse (321322331021), we get a palindrome (441455554144).

The spelling of 120133223123 in words is "one hundred twenty billion, one hundred thirty-three million, two hundred twenty-three thousand, one hundred twenty-three".