11021123223103 has 16 divisors (see below), whose sum is σ = 12937492986880. Its totient is φ = 9190293677856.

The previous prime is 11021123223083. The next prime is 11021123223161. The reversal of 11021123223103 is 30132232112011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11021123223103 is a prime.

It is a super-2 number, since 2×11021123223103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021123223403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234033 + ... + 4700746.

It is an arithmetic number, because the mean of its divisors is an integer number (808593311680).

Almost surely, 2^{11021123223103} is an apocalyptic number.

11021123223103 is a deficient number, since it is larger than the sum of its proper divisors (1916369763777).

11021123223103 is an equidigital number, since it uses as much as digits as its factorization.

11021123223103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4943446.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11021123223103 its reverse (30132232112011), we get a palindrome (41153355335114).

The spelling of 11021123223103 in words is "eleven trillion, twenty-one billion, one hundred twenty-three million, two hundred twenty-three thousand, one hundred three".