620202111340501 has 2 divisors, whose sum is σ = 620202111340502. Its totient is φ = 620202111340500.

The previous prime is 620202111340481. The next prime is 620202111340519. The reversal of 620202111340501 is 105043111202026.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 617512609739601 + 2689501600900 = 24849801^2 + 1639970^2 .

It is a cyclic number.

It is not a de Polignac number, because 620202111340501 - 2⁹ = 620202111339989 is a prime.

It is a super-2 number, since 2×620202111340501² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 620202111340501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620202111340531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310101055670250 + 310101055670251.

It is an arithmetic number, because the mean of its divisors is an integer number (310101055670251).

Almost surely, 2^{620202111340501} is an apocalyptic number.

It is an amenable number.

620202111340501 is a deficient number, since it is larger than the sum of its proper divisors (1).

620202111340501 is an equidigital number, since it uses as much as digits as its factorization.

620202111340501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 620202111340501 its reverse (105043111202026), we get a palindrome (725245222542527).

The spelling of 620202111340501 in words is "six hundred twenty trillion, two hundred two billion, one hundred eleven million, three hundred forty thousand, five hundred one".