11223013103 has 4 divisors (see below), whose sum is σ = 11365076640. Its totient is φ = 11080949568.

The previous prime is 11223013073. The next prime is 11223013117. The reversal of 11223013103 is 30131032211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11223013103 - 2²² = 11218818799 is a prime.

It is a super-2 number, since 2×11223013103² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223013133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71031650 + ... + 71031807.

It is an arithmetic number, because the mean of its divisors is an integer number (2841269160).

Almost surely, 2^11223013103 is an apocalyptic number.

11223013103 is a deficient number, since it is larger than the sum of its proper divisors (142063537).

11223013103 is an equidigital number, since it uses as much as digits as its factorization.

11223013103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142063536.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11223013103 its reverse (30131032211), we get a palindrome (41354045314).

The spelling of 11223013103 in words is "eleven billion, two hundred twenty-three million, thirteen thousand, one hundred three".