120012113200123 has 2 divisors, whose sum is σ = 120012113200124. Its totient is φ = 120012113200122.

The previous prime is 120012113200103. The next prime is 120012113200181. The reversal of 120012113200123 is 321002311210021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120012113200123 - 2²⁵ = 120012079645691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120012113200123.

It is not a weakly prime, because it can be changed into another prime (120012113200103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006056600061 + 60006056600062.

It is an arithmetic number, because the mean of its divisors is an integer number (60006056600062).

Almost surely, 2^{120012113200123} is an apocalyptic number.

120012113200123 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012113200123 is an equidigital number, since it uses as much as digits as its factorization.

120012113200123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 120012113200123 its reverse (321002311210021), we get a palindrome (441014424410144).

The spelling of 120012113200123 in words is "one hundred twenty trillion, twelve billion, one hundred thirteen million, two hundred thousand, one hundred twenty-three".