11103102302081 has 2 divisors, whose sum is σ = 11103102302082. Its totient is φ = 11103102302080.

The previous prime is 11103102302063. The next prime is 11103102302129. The reversal of 11103102302081 is 18020320130111.

11103102302081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9800399652481 + 1302702649600 = 3130559^2 + 1141360^2 .

It is a cyclic number.

It is not a de Polignac number, because 11103102302081 - 2³⁰ = 11102028560257 is a prime.

It is a super-2 number, since 2×11103102302081² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11103102302041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551551151040 + 5551551151041.

It is an arithmetic number, because the mean of its divisors is an integer number (5551551151041).

Almost surely, 2^{11103102302081} is an apocalyptic number.

It is an amenable number.

11103102302081 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103102302081 is an equidigital number, since it uses as much as digits as its factorization.

11103102302081 is an evil number, because the sum of its binary digits is even.

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

Adding to 11103102302081 its reverse (18020320130111), we get a palindrome (29123422432192).

The spelling of 11103102302081 in words is "eleven trillion, one hundred three billion, one hundred two million, three hundred two thousand, eighty-one".