120303210123 has 16 divisors (see below), whose sum is σ = 188710918560. Its totient is φ = 75484366848.

The previous prime is 120303210113. The next prime is 120303210163. The reversal of 120303210123 is 321012303021.

It is not a de Polignac number, because 120303210123 - 2⁵ = 120303210091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120303210096 and 120303210105.

It is not an unprimeable number, because it can be changed into a prime (120303210113) 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, 131048790 + ... + 131049707.

It is an arithmetic number, because the mean of its divisors is an integer number (11794432410).

Almost surely, 2^120303210123 is an apocalyptic number.

120303210123 is a deficient number, since it is larger than the sum of its proper divisors (68407708437).

120303210123 is a wasteful number, since it uses less digits than its factorization.

120303210123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262098523 (or 262098517 counting only the distinct ones).

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

Adding to 120303210123 its reverse (321012303021), we get a palindrome (441315513144).

The spelling of 120303210123 in words is "one hundred twenty billion, three hundred three million, two hundred ten thousand, one hundred twenty-three".