120355123 has 12 divisors (see below), whose sum is σ = 140227752. Its totient is φ = 102997440.

The previous prime is 120355111. The next prime is 120355127. The reversal of 120355123 is 321553021.

It is not a de Polignac number, because 120355123 - 2⁵ = 120355091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120355094 and 120355103.

It is not an unprimeable number, because it can be changed into a prime (120355127) 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, 37003 + ... + 40123.

It is an arithmetic number, because the mean of its divisors is an integer number (11685646).

Almost surely, 2^120355123 is an apocalyptic number.

120355123 is a deficient number, since it is larger than the sum of its proper divisors (19872629).

120355123 is an equidigital number, since it uses as much as digits as its factorization.

120355123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3922 (or 3915 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 120355123 is about 10970.6482488502. The cubic root of 120355123 is about 493.7284960351.

The spelling of 120355123 in words is "one hundred twenty million, three hundred fifty-five thousand, one hundred twenty-three".