30660104120213 has 2 divisors, whose sum is σ = 30660104120214. Its totient is φ = 30660104120212.

The previous prime is 30660104120201. The next prime is 30660104120237. The reversal of 30660104120213 is 31202140106603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30547209464209 + 112894656004 = 5526953^2 + 335998^2 .

It is an emirp because it is prime and its reverse (31202140106603) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30660104120213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30660104120813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15330052060106 + 15330052060107.

It is an arithmetic number, because the mean of its divisors is an integer number (15330052060107).

Almost surely, 2^{30660104120213} is an apocalyptic number.

It is an amenable number.

30660104120213 is a deficient number, since it is larger than the sum of its proper divisors (1).

30660104120213 is an equidigital number, since it uses as much as digits as its factorization.

30660104120213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 30660104120213 its reverse (31202140106603), we get a palindrome (61862244226816).

The spelling of 30660104120213 in words is "thirty trillion, six hundred sixty billion, one hundred four million, one hundred twenty thousand, two hundred thirteen".