11020205071 has 2 divisors, whose sum is σ = 11020205072. Its totient is φ = 11020205070.

The previous prime is 11020205057. The next prime is 11020205111. The reversal of 11020205071 is 17050202011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11020205071 - 2³¹ = 8872721423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11020203071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510102535 + 5510102536.

It is an arithmetic number, because the mean of its divisors is an integer number (5510102536).

Almost surely, 2^11020205071 is an apocalyptic number.

11020205071 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020205071 is an equidigital number, since it uses as much as digits as its factorization.

11020205071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140, while the sum is 19.

Adding to 11020205071 its reverse (17050202011), we get a palindrome (28070407082).

The spelling of 11020205071 in words is "eleven billion, twenty million, two hundred five thousand, seventy-one".