30520041606311 has 2 divisors, whose sum is σ = 30520041606312. Its totient is φ = 30520041606310.

The previous prime is 30520041606293. The next prime is 30520041606323. The reversal of 30520041606311 is 11360614002503.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30520041606311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30520041606361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15260020803155 + 15260020803156.

It is an arithmetic number, because the mean of its divisors is an integer number (15260020803156).

Almost surely, 2^{30520041606311} is an apocalyptic number.

30520041606311 is a deficient number, since it is larger than the sum of its proper divisors (1).

30520041606311 is an equidigital number, since it uses as much as digits as its factorization.

30520041606311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 30520041606311 its reverse (11360614002503), we get a palindrome (41880655608814).

The spelling of 30520041606311 in words is "thirty trillion, five hundred twenty billion, forty-one million, six hundred six thousand, three hundred eleven".