120122321017 has 2 divisors, whose sum is σ = 120122321018. Its totient is φ = 120122321016.

The previous prime is 120122321009. The next prime is 120122321047. The reversal of 120122321017 is 710123221021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113822565376 + 6299755641 = 337376^2 + 79371^2 .

It is an emirp because it is prime and its reverse (710123221021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120122321017 - 2³ = 120122321009 is a prime.

It is a super-2 number, since 2×120122321017² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120122321047) 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, 60061160508 + 60061160509.

It is an arithmetic number, because the mean of its divisors is an integer number (60061160509).

Almost surely, 2^120122321017 is an apocalyptic number.

It is an amenable number.

120122321017 is a deficient number, since it is larger than the sum of its proper divisors (1).

120122321017 is an equidigital number, since it uses as much as digits as its factorization.

120122321017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 120122321017 its reverse (710123221021), we get a palindrome (830245542038).

The spelling of 120122321017 in words is "one hundred twenty billion, one hundred twenty-two million, three hundred twenty-one thousand, seventeen".