320122746353 has 2 divisors, whose sum is σ = 320122746354. Its totient is φ = 320122746352.

The previous prime is 320122746341. The next prime is 320122746389. The reversal of 320122746353 is 353647221023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 232042597264 + 88080149089 = 481708^2 + 296783^2 .

It is a cyclic number.

It is not a de Polignac number, because 320122746353 - 2²⁴ = 320105969137 is a prime.

It is not a weakly prime, because it can be changed into another prime (320122746323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160061373176 + 160061373177.

It is an arithmetic number, because the mean of its divisors is an integer number (160061373177).

Almost surely, 2^320122746353 is an apocalyptic number.

It is an amenable number.

320122746353 is a deficient number, since it is larger than the sum of its proper divisors (1).

320122746353 is an equidigital number, since it uses as much as digits as its factorization.

320122746353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 38.

Adding to 320122746353 its reverse (353647221023), we get a palindrome (673769967376).

The spelling of 320122746353 in words is "three hundred twenty billion, one hundred twenty-two million, seven hundred forty-six thousand, three hundred fifty-three".