120231030123 has 12 divisors (see below), whose sum is σ = 173988061728. Its totient is φ = 80005857840.

The previous prime is 120231030119. The next prime is 120231030151. The reversal of 120231030123 is 321030132021.

120231030123 is a `hidden beast` number, since 1 + 202 + 310 + 30 + 123 = 666.

It is not a de Polignac number, because 120231030123 - 2² = 120231030119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120231030096 and 120231030105.

It is not an unprimeable number, because it can be changed into a prime (120231030523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12341715 + ... + 12351452.

It is an arithmetic number, because the mean of its divisors is an integer number (14499005144).

Almost surely, 2^120231030123 is an apocalyptic number.

120231030123 is a deficient number, since it is larger than the sum of its proper divisors (53757031605).

120231030123 is a wasteful number, since it uses less digits than its factorization.

120231030123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24693714 (or 24693711 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 120231030123 its reverse (321030132021), we get a palindrome (441261162144).

The spelling of 120231030123 in words is "one hundred twenty billion, two hundred thirty-one million, thirty thousand, one hundred twenty-three".