20020200121241 has 2 divisors, whose sum is σ = 20020200121242. Its totient is φ = 20020200121240.

The previous prime is 20020200121151. The next prime is 20020200121283. The reversal of 20020200121241 is 14212100202002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12426753025600 + 7593447095641 = 3525160^2 + 2755621^2 .

It is a cyclic number.

It is not a de Polignac number, because 20020200121241 - 2²² = 20020195926937 is a prime.

It is not a weakly prime, because it can be changed into another prime (20020200121741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010100060620 + 10010100060621.

It is an arithmetic number, because the mean of its divisors is an integer number (10010100060621).

Almost surely, 2^{20020200121241} is an apocalyptic number.

It is an amenable number.

20020200121241 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020200121241 is an equidigital number, since it uses as much as digits as its factorization.

20020200121241 is an odious number, because the sum of its binary digits is odd.

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

Adding to 20020200121241 its reverse (14212100202002), we get a palindrome (34232300323243).

The spelling of 20020200121241 in words is "twenty trillion, twenty billion, two hundred million, one hundred twenty-one thousand, two hundred forty-one".