11020110210971 has 2 divisors, whose sum is σ = 11020110210972. Its totient is φ = 11020110210970.

The previous prime is 11020110210961. The next prime is 11020110211003. The reversal of 11020110210971 is 17901201102011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11020110210971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11020110210971.

It is not a weakly prime, because it can be changed into another prime (11020110210911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510055105485 + 5510055105486.

It is an arithmetic number, because the mean of its divisors is an integer number (5510055105486).

Almost surely, 2^{11020110210971} is an apocalyptic number.

11020110210971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020110210971 is an equidigital number, since it uses as much as digits as its factorization.

11020110210971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 26.

Adding to 11020110210971 its reverse (17901201102011), we get a palindrome (28921311312982).

The spelling of 11020110210971 in words is "eleven trillion, twenty billion, one hundred ten million, two hundred ten thousand, nine hundred seventy-one".