320200123337 has 2 divisors, whose sum is σ = 320200123338. Its totient is φ = 320200123336.

The previous prime is 320200123301. The next prime is 320200123343. The reversal of 320200123337 is 733321002023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189430375696 + 130769747641 = 435236^2 + 361621^2 .

It is an emirp because it is prime and its reverse (733321002023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320200123337 - 2⁸ = 320200123081 is a prime.

It is not a weakly prime, because it can be changed into another prime (320200123367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160100061668 + 160100061669.

It is an arithmetic number, because the mean of its divisors is an integer number (160100061669).

Almost surely, 2^320200123337 is an apocalyptic number.

It is an amenable number.

320200123337 is a deficient number, since it is larger than the sum of its proper divisors (1).

320200123337 is an equidigital number, since it uses as much as digits as its factorization.

320200123337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 26.

The spelling of 320200123337 in words is "three hundred twenty billion, two hundred million, one hundred twenty-three thousand, three hundred thirty-seven".