320030303123 has 2 divisors, whose sum is σ = 320030303124. Its totient is φ = 320030303122.

The previous prime is 320030303111. The next prime is 320030303147. The reversal of 320030303123 is 321303030023.

It is a weak prime.

It is an emirp because it is prime and its reverse (321303030023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320030303123 - 2¹⁶ = 320030237587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320030303095 and 320030303104.

It is not a weakly prime, because it can be changed into another prime (320030303323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160015151561 + 160015151562.

It is an arithmetic number, because the mean of its divisors is an integer number (160015151562).

Almost surely, 2^320030303123 is an apocalyptic number.

320030303123 is a deficient number, since it is larger than the sum of its proper divisors (1).

320030303123 is an equidigital number, since it uses as much as digits as its factorization.

320030303123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 320030303123 its reverse (321303030023), we get a palindrome (641333333146).

The spelling of 320030303123 in words is "three hundred twenty billion, thirty million, three hundred three thousand, one hundred twenty-three".