11101200002281 has 2 divisors, whose sum is σ = 11101200002282. Its totient is φ = 11101200002280.

The previous prime is 11101200002237. The next prime is 11101200002293. The reversal of 11101200002281 is 18220000210111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10638745600681 + 462454401600 = 3261709^2 + 680040^2 .

It is a cyclic number.

It is not a de Polignac number, because 11101200002281 - 2³¹ = 11099052518633 is a prime.

It is a super-2 number, since 2×11101200002281² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11101200032281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550600001140 + 5550600001141.

It is an arithmetic number, because the mean of its divisors is an integer number (5550600001141).

Almost surely, 2^{11101200002281} is an apocalyptic number.

It is an amenable number.

11101200002281 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101200002281 is an equidigital number, since it uses as much as digits as its factorization.

11101200002281 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 19.

Adding to 11101200002281 its reverse (18220000210111), we get a palindrome (29321200212392).

The spelling of 11101200002281 in words is "eleven trillion, one hundred one billion, two hundred million, two thousand, two hundred eighty-one".