320022221012401 has 2 divisors, whose sum is σ = 320022221012402. Its totient is φ = 320022221012400.

The previous prime is 320022221012381. The next prime is 320022221012411. The reversal of 320022221012401 is 104210122220023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319934752358400 + 87468654001 = 17886720^2 + 295751^2 .

It is a cyclic number.

It is not a de Polignac number, because 320022221012401 - 2¹³ = 320022221004209 is a prime.

It is not a weakly prime, because it can be changed into another prime (320022221012411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160011110506200 + 160011110506201.

It is an arithmetic number, because the mean of its divisors is an integer number (160011110506201).

Almost surely, 2^{320022221012401} is an apocalyptic number.

It is an amenable number.

320022221012401 is a deficient number, since it is larger than the sum of its proper divisors (1).

320022221012401 is an equidigital number, since it uses as much as digits as its factorization.

320022221012401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 320022221012401 its reverse (104210122220023), we get a palindrome (424232343232424).

The spelling of 320022221012401 in words is "three hundred twenty trillion, twenty-two billion, two hundred twenty-one million, twelve thousand, four hundred one".