30222120211 has 2 divisors, whose sum is σ = 30222120212. Its totient is φ = 30222120210.

The previous prime is 30222120163. The next prime is 30222120239. The reversal of 30222120211 is 11202122203.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30222120211 - 2¹¹ = 30222118163 is a prime.

It is not a weakly prime, because it can be changed into another prime (30222120251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15111060105 + 15111060106.

It is an arithmetic number, because the mean of its divisors is an integer number (15111060106).

Almost surely, 2^30222120211 is an apocalyptic number.

30222120211 is a deficient number, since it is larger than the sum of its proper divisors (1).

30222120211 is an equidigital number, since it uses as much as digits as its factorization.

30222120211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 30222120211 its reverse (11202122203), we get a palindrome (41424242414).

The spelling of 30222120211 in words is "thirty billion, two hundred twenty-two million, one hundred twenty thousand, two hundred eleven".