11012021222201 has 2 divisors, whose sum is σ = 11012021222202. Its totient is φ = 11012021222200.

The previous prime is 11012021222149. The next prime is 11012021222227. The reversal of 11012021222201 is 10222212021011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10891986690601 + 120034531600 = 3300301^2 + 346460^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012021222201 - 2¹⁰ = 11012021221177 is a prime.

It is a super-2 number, since 2×11012021222201² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11012021222201.

It is not a weakly prime, because it can be changed into another prime (11012021222281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506010611100 + 5506010611101.

It is an arithmetic number, because the mean of its divisors is an integer number (5506010611101).

Almost surely, 2^{11012021222201} is an apocalyptic number.

It is an amenable number.

11012021222201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012021222201 is an equidigital number, since it uses as much as digits as its factorization.

11012021222201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11012021222201 its reverse (10222212021011), we get a palindrome (21234233243212).

The spelling of 11012021222201 in words is "eleven trillion, twelve billion, twenty-one million, two hundred twenty-two thousand, two hundred one".