30123022133 has 2 divisors, whose sum is σ = 30123022134. Its totient is φ = 30123022132.

The previous prime is 30123022093. The next prime is 30123022151. The reversal of 30123022133 is 33122032103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30059930884 + 63091249 = 173378^2 + 7943^2 .

It is a cyclic number.

It is not a de Polignac number, because 30123022133 - 2¹⁶ = 30122956597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30123022733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15061511066 + 15061511067.

It is an arithmetic number, because the mean of its divisors is an integer number (15061511067).

Almost surely, 2^30123022133 is an apocalyptic number.

It is an amenable number.

30123022133 is a deficient number, since it is larger than the sum of its proper divisors (1).

30123022133 is an equidigital number, since it uses as much as digits as its factorization.

30123022133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30123022133 its reverse (33122032103), we get a palindrome (63245054236).

The spelling of 30123022133 in words is "thirty billion, one hundred twenty-three million, twenty-two thousand, one hundred thirty-three".