30130022231261 has 2 divisors, whose sum is σ = 30130022231262. Its totient is φ = 30130022231260.

The previous prime is 30130022231219. The next prime is 30130022231299. The reversal of 30130022231261 is 16213222003103.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28341717805636 + 1788304425625 = 5323694^2 + 1337275^2 .

It is a cyclic number.

It is not a de Polignac number, because 30130022231261 - 2³⁴ = 30112842362077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30130022231261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30130022237261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15065011115630 + 15065011115631.

It is an arithmetic number, because the mean of its divisors is an integer number (15065011115631).

Almost surely, 2^{30130022231261} is an apocalyptic number.

It is an amenable number.

30130022231261 is a deficient number, since it is larger than the sum of its proper divisors (1).

30130022231261 is an equidigital number, since it uses as much as digits as its factorization.

30130022231261 is an odious number, because the sum of its binary digits is odd.

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

Adding to 30130022231261 its reverse (16213222003103), we get a palindrome (46343244234364).

The spelling of 30130022231261 in words is "thirty trillion, one hundred thirty billion, twenty-two million, two hundred thirty-one thousand, two hundred sixty-one".