3213564550811 has 2 divisors, whose sum is σ = 3213564550812. Its totient is φ = 3213564550810.

The previous prime is 3213564550741. The next prime is 3213564550877. The reversal of 3213564550811 is 1180554653123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3213564550811 is a prime.

It is not a weakly prime, because it can be changed into another prime (3213564550211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606782275405 + 1606782275406.

It is an arithmetic number, because the mean of its divisors is an integer number (1606782275406).

Almost surely, 2^{3213564550811} is an apocalyptic number.

3213564550811 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213564550811 is an equidigital number, since it uses as much as digits as its factorization.

3213564550811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 3213564550811 in words is "three trillion, two hundred thirteen billion, five hundred sixty-four million, five hundred fifty thousand, eight hundred eleven".