30120322221053 has 2 divisors, whose sum is σ = 30120322221054. Its totient is φ = 30120322221052.

The previous prime is 30120322221001. The next prime is 30120322221061. The reversal of 30120322221053 is 35012222302103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30116969579449 + 3352641604 = 5487893^2 + 57902^2 .

It is a cyclic number.

It is not a de Polignac number, because 30120322221053 - 2⁸ = 30120322220797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30120322224053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060161110526 + 15060161110527.

It is an arithmetic number, because the mean of its divisors is an integer number (15060161110527).

Almost surely, 2^{30120322221053} is an apocalyptic number.

It is an amenable number.

30120322221053 is a deficient number, since it is larger than the sum of its proper divisors (1).

30120322221053 is an equidigital number, since it uses as much as digits as its factorization.

30120322221053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 30120322221053 its reverse (35012222302103), we get a palindrome (65132544523156).

The spelling of 30120322221053 in words is "thirty trillion, one hundred twenty billion, three hundred twenty-two million, two hundred twenty-one thousand, fifty-three".