120806321323 has 2 divisors, whose sum is σ = 120806321324. Its totient is φ = 120806321322.

The previous prime is 120806321297. The next prime is 120806321357. The reversal of 120806321323 is 323123608021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120806321323 - 2²¹ = 120804224171 is a prime.

It is not a weakly prime, because it can be changed into another prime (120806321393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60403160661 + 60403160662.

It is an arithmetic number, because the mean of its divisors is an integer number (60403160662).

Almost surely, 2^120806321323 is an apocalyptic number.

120806321323 is a deficient number, since it is larger than the sum of its proper divisors (1).

120806321323 is an equidigital number, since it uses as much as digits as its factorization.

120806321323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 120806321323 its reverse (323123608021), we get a palindrome (443929929344).

The spelling of 120806321323 in words is "one hundred twenty billion, eight hundred six million, three hundred twenty-one thousand, three hundred twenty-three".