120200101030123 has 2 divisors, whose sum is σ = 120200101030124. Its totient is φ = 120200101030122.

The previous prime is 120200101030109. The next prime is 120200101030159. The reversal of 120200101030123 is 321030101002021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120200101030123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120200101030097 and 120200101030106.

It is not a weakly prime, because it can be changed into another prime (120200101010123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60100050515061 + 60100050515062.

It is an arithmetic number, because the mean of its divisors is an integer number (60100050515062).

Almost surely, 2^{120200101030123} is an apocalyptic number.

120200101030123 is a deficient number, since it is larger than the sum of its proper divisors (1).

120200101030123 is an equidigital number, since it uses as much as digits as its factorization.

120200101030123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120200101030123 its reverse (321030101002021), we get a palindrome (441230202032144).

The spelling of 120200101030123 in words is "one hundred twenty trillion, two hundred billion, one hundred one million, thirty thousand, one hundred twenty-three".