120020221241 has 2 divisors, whose sum is σ = 120020221242. Its totient is φ = 120020221240.

The previous prime is 120020221219. The next prime is 120020221261. The reversal of 120020221241 is 142122020021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119563116841 + 457104400 = 345779^2 + 21380^2 .

It is a cyclic number.

It is not a de Polignac number, because 120020221241 - 2⁶ = 120020221177 is a prime.

It is not a weakly prime, because it can be changed into another prime (120020221261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010110620 + 60010110621.

It is an arithmetic number, because the mean of its divisors is an integer number (60010110621).

Almost surely, 2^120020221241 is an apocalyptic number.

It is an amenable number.

120020221241 is a deficient number, since it is larger than the sum of its proper divisors (1).

120020221241 is an equidigital number, since it uses as much as digits as its factorization.

120020221241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 120020221241 its reverse (142122020021), we get a palindrome (262142241262).

The spelling of 120020221241 in words is "one hundred twenty billion, twenty million, two hundred twenty-one thousand, two hundred forty-one".