120012320101 has 2 divisors, whose sum is σ = 120012320102. Its totient is φ = 120012320100.

The previous prime is 120012320047. The next prime is 120012320221. The reversal of 120012320101 is 101023210021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112956488100 + 7055832001 = 336090^2 + 83999^2 .

It is an emirp because it is prime and its reverse (101023210021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120012320101 - 2¹⁵ = 120012287333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120012320501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006160050 + 60006160051.

It is an arithmetic number, because the mean of its divisors is an integer number (60006160051).

Almost surely, 2^120012320101 is an apocalyptic number.

It is an amenable number.

120012320101 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012320101 is an equidigital number, since it uses as much as digits as its factorization.

120012320101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 120012320101 its reverse (101023210021), we get a palindrome (221035530122).

The spelling of 120012320101 in words is "one hundred twenty billion, twelve million, three hundred twenty thousand, one hundred one".