30022120321181 has 2 divisors, whose sum is σ = 30022120321182. Its totient is φ = 30022120321180.

The previous prime is 30022120321073. The next prime is 30022120321229. The reversal of 30022120321181 is 18112302122003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20052528780025 + 9969591541156 = 4478005^2 + 3157466^2 .

It is an emirp because it is prime and its reverse (18112302122003) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30022120321181 is a prime.

It is a super-3 number, since 3×30022120321181³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 30022120321181.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30022120321381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15011060160590 + 15011060160591.

It is an arithmetic number, because the mean of its divisors is an integer number (15011060160591).

Almost surely, 2^{30022120321181} is an apocalyptic number.

It is an amenable number.

30022120321181 is a deficient number, since it is larger than the sum of its proper divisors (1).

30022120321181 is an equidigital number, since it uses as much as digits as its factorization.

30022120321181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 30022120321181 its reverse (18112302122003), we get a palindrome (48134422443184).

The spelling of 30022120321181 in words is "thirty trillion, twenty-two billion, one hundred twenty million, three hundred twenty-one thousand, one hundred eighty-one".