211097038242763 has 2 divisors, whose sum is σ = 211097038242764. Its totient is φ = 211097038242762.

The previous prime is 211097038242757. The next prime is 211097038242809. The reversal of 211097038242763 is 367242830790112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211097038242763 is a prime.

It is not a weakly prime, because it can be changed into another prime (211097038242863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105548519121381 + 105548519121382.

It is an arithmetic number, because the mean of its divisors is an integer number (105548519121382).

Almost surely, 2^{211097038242763} is an apocalyptic number.

211097038242763 is a deficient number, since it is larger than the sum of its proper divisors (1).

211097038242763 is an equidigital number, since it uses as much as digits as its factorization.

211097038242763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 211097038242763 in words is "two hundred eleven trillion, ninety-seven billion, thirty-eight million, two hundred forty-two thousand, seven hundred sixty-three".