11021102011009 has 2 divisors, whose sum is σ = 11021102011010. Its totient is φ = 11021102011008.

The previous prime is 11021102010959. The next prime is 11021102011063. The reversal of 11021102011009 is 90011020112011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11019843748225 + 1258262784 = 3319615^2 + 35472^2 .

It is a cyclic number.

It is not a de Polignac number, because 11021102011009 - 2³⁷ = 10883663057537 is a prime.

It is not a weakly prime, because it can be changed into another prime (11021102011069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510551005504 + 5510551005505.

It is an arithmetic number, because the mean of its divisors is an integer number (5510551005505).

Almost surely, 2^{11021102011009} is an apocalyptic number.

It is an amenable number.

11021102011009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021102011009 is an equidigital number, since it uses as much as digits as its factorization.

11021102011009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 11021102011009 in words is "eleven trillion, twenty-one billion, one hundred two million, eleven thousand, nine".