30013022122081 has 2 divisors, whose sum is σ = 30013022122082. Its totient is φ = 30013022122080.

The previous prime is 30013022122063. The next prime is 30013022122103. The reversal of 30013022122081 is 18022122031003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16371936750625 + 13641085371456 = 4046225^2 + 3693384^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30013022122081 is a prime.

It is a super-2 number, since 2×30013022122081² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30013022122381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15006511061040 + 15006511061041.

It is an arithmetic number, because the mean of its divisors is an integer number (15006511061041).

Almost surely, 2^{30013022122081} is an apocalyptic number.

It is an amenable number.

30013022122081 is a deficient number, since it is larger than the sum of its proper divisors (1).

30013022122081 is an equidigital number, since it uses as much as digits as its factorization.

30013022122081 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 25.

Adding to 30013022122081 its reverse (18022122031003), we get a palindrome (48035144153084).

The spelling of 30013022122081 in words is "thirty trillion, thirteen billion, twenty-two million, one hundred twenty-two thousand, eighty-one".