55304311211 has 2 divisors, whose sum is σ = 55304311212. Its totient is φ = 55304311210.

The previous prime is 55304311201. The next prime is 55304311253. The reversal of 55304311211 is 11211340355.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55304311211 is a prime.

It is not a weakly prime, because it can be changed into another prime (55304311201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27652155605 + 27652155606.

It is an arithmetic number, because the mean of its divisors is an integer number (27652155606).

Almost surely, 2^55304311211 is an apocalyptic number.

55304311211 is a deficient number, since it is larger than the sum of its proper divisors (1).

55304311211 is an equidigital number, since it uses as much as digits as its factorization.

55304311211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 55304311211 its reverse (11211340355), we get a palindrome (66515651566).

The spelling of 55304311211 in words is "fifty-five billion, three hundred four million, three hundred eleven thousand, two hundred eleven".