11030122111 has 2 divisors, whose sum is σ = 11030122112. Its totient is φ = 11030122110.

The previous prime is 11030122109. The next prime is 11030122127. The reversal of 11030122111 is 11122103011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11030122111 - 2¹ = 11030122109 is a prime.

Together with 11030122109, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11030122091 and 11030122100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11030122171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515061055 + 5515061056.

It is an arithmetic number, because the mean of its divisors is an integer number (5515061056).

Almost surely, 2^11030122111 is an apocalyptic number.

11030122111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11030122111 is an equidigital number, since it uses as much as digits as its factorization.

11030122111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11030122111 its reverse (11122103011), we get a palindrome (22152225122).

The spelling of 11030122111 in words is "eleven billion, thirty million, one hundred twenty-two thousand, one hundred eleven".