30212213243 has 2 divisors, whose sum is σ = 30212213244. Its totient is φ = 30212213242.

The previous prime is 30212213197. The next prime is 30212213287. The reversal of 30212213243 is 34231221203.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30212213243 - 2¹² = 30212209147 is a prime.

It is not a weakly prime, because it can be changed into another prime (30212210243) 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, 15106106621 + 15106106622.

It is an arithmetic number, because the mean of its divisors is an integer number (15106106622).

Almost surely, 2^30212213243 is an apocalyptic number.

30212213243 is a deficient number, since it is larger than the sum of its proper divisors (1).

30212213243 is an equidigital number, since it uses as much as digits as its factorization.

30212213243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 30212213243 its reverse (34231221203), we get a palindrome (64443434446).

The spelling of 30212213243 in words is "thirty billion, two hundred twelve million, two hundred thirteen thousand, two hundred forty-three".