30213033133 has 2 divisors, whose sum is σ = 30213033134. Its totient is φ = 30213033132.

The previous prime is 30213033121. The next prime is 30213033211. The reversal of 30213033133 is 33133031203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28115576329 + 2097456804 = 167677^2 + 45798^2 .

It is an emirp because it is prime and its reverse (33133031203) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30213033133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30213033833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106516566 + 15106516567.

It is an arithmetic number, because the mean of its divisors is an integer number (15106516567).

Almost surely, 2^30213033133 is an apocalyptic number.

It is an amenable number.

30213033133 is a deficient number, since it is larger than the sum of its proper divisors (1).

30213033133 is an equidigital number, since it uses as much as digits as its factorization.

30213033133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 30213033133 its reverse (33133031203), we get a palindrome (63346064336).

The spelling of 30213033133 in words is "thirty billion, two hundred thirteen million, thirty-three thousand, one hundred thirty-three".