202120058797 has 2 divisors, whose sum is σ = 202120058798. Its totient is φ = 202120058796.

The previous prime is 202120058783. The next prime is 202120058839. The reversal of 202120058797 is 797850021202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182368286116 + 19751772681 = 427046^2 + 140541^2 .

It is a cyclic number.

It is not a de Polignac number, because 202120058797 - 2³¹ = 199972575149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202120058717) 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, 101060029398 + 101060029399.

It is an arithmetic number, because the mean of its divisors is an integer number (101060029399).

Almost surely, 2^202120058797 is an apocalyptic number.

It is an amenable number.

202120058797 is a deficient number, since it is larger than the sum of its proper divisors (1).

202120058797 is an equidigital number, since it uses as much as digits as its factorization.

202120058797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 43.

Adding to 202120058797 its reverse (797850021202), we get a palindrome (999970079999).

The spelling of 202120058797 in words is "two hundred two billion, one hundred twenty million, fifty-eight thousand, seven hundred ninety-seven".