30303320123 has 2 divisors, whose sum is σ = 30303320124. Its totient is φ = 30303320122.

The previous prime is 30303320009. The next prime is 30303320137. The reversal of 30303320123 is 32102330303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30303320123 - 2²⁶ = 30236211259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30303320095 and 30303320104.

It is not a weakly prime, because it can be changed into another prime (30303320183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15151660061 + 15151660062.

It is an arithmetic number, because the mean of its divisors is an integer number (15151660062).

Almost surely, 2^30303320123 is an apocalyptic number.

30303320123 is a deficient number, since it is larger than the sum of its proper divisors (1).

30303320123 is an equidigital number, since it uses as much as digits as its factorization.

30303320123 is an odious number, because the sum of its binary digits is odd.

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

Adding to 30303320123 its reverse (32102330303), we get a palindrome (62405650426).

The spelling of 30303320123 in words is "thirty billion, three hundred three million, three hundred twenty thousand, one hundred twenty-three".