120020122021171 has 2 divisors, whose sum is σ = 120020122021172. Its totient is φ = 120020122021170.

The previous prime is 120020122021057. The next prime is 120020122021201. The reversal of 120020122021171 is 171120221020021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120020122021171 - 2¹⁹ = 120020121496883 is a prime.

It is a super-2 number, since 2×120020122021171² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120020122021771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010061010585 + 60010061010586.

It is an arithmetic number, because the mean of its divisors is an integer number (60010061010586).

Almost surely, 2^{120020122021171} is an apocalyptic number.

120020122021171 is a deficient number, since it is larger than the sum of its proper divisors (1).

120020122021171 is an equidigital number, since it uses as much as digits as its factorization.

120020122021171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 120020122021171 its reverse (171120221020021), we get a palindrome (291140343041192).

The spelling of 120020122021171 in words is "one hundred twenty trillion, twenty billion, one hundred twenty-two million, twenty-one thousand, one hundred seventy-one".