320011241021 has 2 divisors, whose sum is σ = 320011241022. Its totient is φ = 320011241020.

The previous prime is 320011241009. The next prime is 320011241047. The reversal of 320011241021 is 120142110023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302952268921 + 17058972100 = 550411^2 + 130610^2 .

It is a cyclic number.

It is not a de Polignac number, because 320011241021 - 2⁶ = 320011240957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320011241051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160005620510 + 160005620511.

It is an arithmetic number, because the mean of its divisors is an integer number (160005620511).

Almost surely, 2^320011241021 is an apocalyptic number.

It is an amenable number.

320011241021 is a deficient number, since it is larger than the sum of its proper divisors (1).

320011241021 is an equidigital number, since it uses as much as digits as its factorization.

320011241021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 320011241021 its reverse (120142110023), we get a palindrome (440153351044).

The spelling of 320011241021 in words is "three hundred twenty billion, eleven million, two hundred forty-one thousand, twenty-one".