11002101121201 has 2 divisors, whose sum is σ = 11002101121202. Its totient is φ = 11002101121200.

The previous prime is 11002101121189. The next prime is 11002101121229. The reversal of 11002101121201 is 10212110120011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9066452213025 + 1935648908176 = 3011055^2 + 1391276^2 .

It is a cyclic number.

It is not a de Polignac number, because 11002101121201 - 2⁷ = 11002101121073 is a prime.

It is a super-2 number, since 2×11002101121201² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11002101131201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501050560600 + 5501050560601.

It is an arithmetic number, because the mean of its divisors is an integer number (5501050560601).

Almost surely, 2^{11002101121201} is an apocalyptic number.

It is an amenable number.

11002101121201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002101121201 is an equidigital number, since it uses as much as digits as its factorization.

11002101121201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11002101121201 its reverse (10212110120011), we get a palindrome (21214211241212).

The spelling of 11002101121201 in words is "eleven trillion, two billion, one hundred one million, one hundred twenty-one thousand, two hundred one".