120311300123 has 16 divisors (see below), whose sum is σ = 138749345280. Its totient is φ = 102186381696.

The previous prime is 120311300119. The next prime is 120311300191. The reversal of 120311300123 is 321003113021.

It is not a de Polignac number, because 120311300123 - 2² = 120311300119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120311300113) 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, 3684836 + ... + 3717342.

It is an arithmetic number, because the mean of its divisors is an integer number (8671834080).

Almost surely, 2^120311300123 is an apocalyptic number.

120311300123 is a deficient number, since it is larger than the sum of its proper divisors (18438045157).

120311300123 is a wasteful number, since it uses less digits than its factorization.

120311300123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37306.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 120311300123 its reverse (321003113021), we get a palindrome (441314413144).

The spelling of 120311300123 in words is "one hundred twenty billion, three hundred eleven million, three hundred thousand, one hundred twenty-three".