120003110123 has 16 divisors (see below), whose sum is σ = 129504807936. Its totient is φ = 110540288640.

The previous prime is 120003110111. The next prime is 120003110131. The reversal of 120003110123 is 321011300021.

It is a cyclic number.

It is not a de Polignac number, because 120003110123 - 2²⁶ = 119936001259 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120003110098 and 120003110107.

It is not an unprimeable number, because it can be changed into a prime (120003115123) 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, 22807313 + ... + 22812573.

It is an arithmetic number, because the mean of its divisors is an integer number (8094050496).

Almost surely, 2^120003110123 is an apocalyptic number.

120003110123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120003110123 is a deficient number, since it is larger than the sum of its proper divisors (9501697813).

120003110123 is a wasteful number, since it uses less digits than its factorization.

120003110123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8614.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 120003110123 its reverse (321011300021), we get a palindrome (441014410144).

The spelling of 120003110123 in words is "one hundred twenty billion, three million, one hundred ten thousand, one hundred twenty-three".