30212212113233 has 2 divisors, whose sum is σ = 30212212113234. Its totient is φ = 30212212113232.

The previous prime is 30212212113217. The next prime is 30212212113257. The reversal of 30212212113233 is 33231121221203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30211600194064 + 611919169 = 5496508^2 + 24737^2 .

It is an emirp because it is prime and its reverse (33231121221203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30212212113233 - 2⁴ = 30212212113217 is a prime.

It is a super-2 number, since 2×30212212113233² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30212212112233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106106056616 + 15106106056617.

It is an arithmetic number, because the mean of its divisors is an integer number (15106106056617).

Almost surely, 2^{30212212113233} is an apocalyptic number.

It is an amenable number.

30212212113233 is a deficient number, since it is larger than the sum of its proper divisors (1).

30212212113233 is an equidigital number, since it uses as much as digits as its factorization.

30212212113233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 30212212113233 its reverse (33231121221203), we get a palindrome (63443333334436).

The spelling of 30212212113233 in words is "thirty trillion, two hundred twelve billion, two hundred twelve million, one hundred thirteen thousand, two hundred thirty-three".