30213043033 has 2 divisors, whose sum is σ = 30213043034. Its totient is φ = 30213043032.

The previous prime is 30213043019. The next prime is 30213043037. The reversal of 30213043033 is 33034031203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19144319769 + 11068723264 = 138363^2 + 105208^2 .

It is an emirp because it is prime and its reverse (33034031203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30213043033 - 2²⁵ = 30179488601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30213042995 and 30213043013.

It is not a weakly prime, because it can be changed into another prime (30213043037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106521516 + 15106521517.

It is an arithmetic number, because the mean of its divisors is an integer number (15106521517).

Almost surely, 2^30213043033 is an apocalyptic number.

It is an amenable number.

30213043033 is a deficient number, since it is larger than the sum of its proper divisors (1).

30213043033 is an equidigital number, since it uses as much as digits as its factorization.

30213043033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 30213043033 its reverse (33034031203), we get a palindrome (63247074236).

The spelling of 30213043033 in words is "thirty billion, two hundred thirteen million, forty-three thousand, thirty-three".