212020322141 has 2 divisors, whose sum is σ = 212020322142. Its totient is φ = 212020322140.

The previous prime is 212020322131. The next prime is 212020322147. The reversal of 212020322141 is 141223020212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168518460100 + 43501862041 = 410510^2 + 208571^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212020322141 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212020322147) 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, 106010161070 + 106010161071.

It is an arithmetic number, because the mean of its divisors is an integer number (106010161071).

Almost surely, 2^212020322141 is an apocalyptic number.

It is an amenable number.

212020322141 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020322141 is an equidigital number, since it uses as much as digits as its factorization.

212020322141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212020322141 its reverse (141223020212), we get a palindrome (353243342353).

The spelling of 212020322141 in words is "two hundred twelve billion, twenty million, three hundred twenty-two thousand, one hundred forty-one".