320122230133 has 2 divisors, whose sum is σ = 320122230134. Its totient is φ = 320122230132.

The previous prime is 320122230097. The next prime is 320122230221. The reversal of 320122230133 is 331032221023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 279373559364 + 40748670769 = 528558^2 + 201863^2 .

It is a cyclic number.

It is not a de Polignac number, because 320122230133 - 2⁹ = 320122229621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320122230833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160061115066 + 160061115067.

It is an arithmetic number, because the mean of its divisors is an integer number (160061115067).

Almost surely, 2^320122230133 is an apocalyptic number.

It is an amenable number.

320122230133 is a deficient number, since it is larger than the sum of its proper divisors (1).

320122230133 is an equidigital number, since it uses as much as digits as its factorization.

320122230133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 320122230133 its reverse (331032221023), we get a palindrome (651154451156).

The spelling of 320122230133 in words is "three hundred twenty billion, one hundred twenty-two million, two hundred thirty thousand, one hundred thirty-three".