11002221020129 has 2 divisors, whose sum is σ = 11002221020130. Its totient is φ = 11002221020128.

The previous prime is 11002221020113. The next prime is 11002221020137. The reversal of 11002221020129 is 92102012220011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9877034700625 + 1125186319504 = 3142775^2 + 1060748^2 .

It is a cyclic number.

It is not a de Polignac number, because 11002221020129 - 2⁴ = 11002221020113 is a prime.

It is not a weakly prime, because it can be changed into another prime (11002226020129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501110510064 + 5501110510065.

It is an arithmetic number, because the mean of its divisors is an integer number (5501110510065).

Almost surely, 2^{11002221020129} is an apocalyptic number.

It is an amenable number.

11002221020129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002221020129 is an equidigital number, since it uses as much as digits as its factorization.

11002221020129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 11002221020129 in words is "eleven trillion, two billion, two hundred twenty-one million, twenty thousand, one hundred twenty-nine".