320102223137 has 2 divisors, whose sum is σ = 320102223138. Its totient is φ = 320102223136.

The previous prime is 320102223101. The next prime is 320102223157. The reversal of 320102223137 is 731322201023.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 309760146721 + 10342076416 = 556561^2 + 101696^2 .

It is a cyclic number.

It is not a de Polignac number, because 320102223137 - 2¹⁰ = 320102222113 is a prime.

It is not a weakly prime, because it can be changed into another prime (320102223157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160051111568 + 160051111569.

It is an arithmetic number, because the mean of its divisors is an integer number (160051111569).

Almost surely, 2^320102223137 is an apocalyptic number.

It is an amenable number.

320102223137 is a deficient number, since it is larger than the sum of its proper divisors (1).

320102223137 is an equidigital number, since it uses as much as digits as its factorization.

320102223137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The spelling of 320102223137 in words is "three hundred twenty billion, one hundred two million, two hundred twenty-three thousand, one hundred thirty-seven".