120145308103 has 2 divisors, whose sum is σ = 120145308104. Its totient is φ = 120145308102.

The previous prime is 120145308083. The next prime is 120145308121. The reversal of 120145308103 is 301803541021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120145308103 - 2³³ = 111555373511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120145308163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60072654051 + 60072654052.

It is an arithmetic number, because the mean of its divisors is an integer number (60072654052).

Almost surely, 2^120145308103 is an apocalyptic number.

120145308103 is a deficient number, since it is larger than the sum of its proper divisors (1).

120145308103 is an equidigital number, since it uses as much as digits as its factorization.

120145308103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 120145308103 its reverse (301803541021), we get a palindrome (421948849124).

The spelling of 120145308103 in words is "one hundred twenty billion, one hundred forty-five million, three hundred eight thousand, one hundred three".